Fix compilation errors:

  dolfin/geometry/IntersectionConstruction.cpp: In static member function ‘static std::vector<dolfin::Point> dolfin::IntersectionConstruction::intersection_segment_segment_2d(const dolfin::Point&, const dolfin::Point&, const dolfin::Point&, const dolfin::Point&)’:
  dolfin/geometry/IntersectionConstruction.cpp:442:24: error: ‘min_element’ is not a member of ‘std’; did you mean ‘tuple_element’?
    442 |   const auto it = std::min_element(oo.begin(), oo.end());
        |                        ^~~~~~~~~~~
        |                        tuple_element

  dolfin/mesh/MeshFunction.h: In member function ‘std::vector<long unsigned int> dolfin::MeshFunction<T>::where_equal(T)’:
  dolfin/mesh/MeshFunction.h:652:26: error: ‘count’ is not a member of ‘std’; did you mean ‘cout’?
    652 |     std::size_t n = std::count(_values.get(), _values.get() + _size, value);
        |                          ^~~~~
        |                          cout

Submitted upstream at https://bitbucket.org/fenics-project/dolfin/issues/1128

--- a/dolfin/geometry/IntersectionConstruction.cpp
+++ b/dolfin/geometry/IntersectionConstruction.cpp
@@ -18,7 +18,8 @@
 // First added:  2014-02-03
 // Last changed: 2017-12-12
 
+#include <algorithm>
 #include <iomanip>
 #include <dolfin/mesh/MeshEntity.h>
 #include "predicates.h"

--- a/dolfin/mesh/MeshFunction.h
+++ b/dolfin/mesh/MeshFunction.h
@@ -24,6 +24,7 @@
 #ifndef __MESH_FUNCTION_H
 #define __MESH_FUNCTION_H
 
+#include <algorithm>
 #include <map>
 #include <vector>
 
n.scm'>
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<div class='path'>path: <a href='/guix/log/?id=5a1b2467361edcf8f2f9c7399658b4e136e979d4'>root</a>/<a href='/guix/log/tests?id=5a1b2467361edcf8f2f9c7399658b4e136e979d4'>tests</a>/<a href='/guix/log/tests/gremlin.scm?id=5a1b2467361edcf8f2f9c7399658b4e136e979d4'>gremlin.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/gremlin.scm?id=5a1b2467361edcf8f2f9c7399658b4e136e979d4&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-01-16 20:21:27 -0800'>2022-01-16</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=24c3485bb3ffc05e687ef6513ac287b8d3048bab'>tests: Fix file-needed/recursive on aarch64-linux.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes: &lt;https://issues.guix.gnu.org/52943&gt;.

* tests/gremlin.scm (file-needed/recursive)[ground-truth]: On aarch64-linux,
remove the dynamic linker from this list.
</span></span></td><td>Pierre Langlois</td></tr>
<tr><td><span title='2022-01-14 22:39:24 +0100'>2022-01-14</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=e7ad192de008a6a21638def6eb973b9cc0c91116'>gremlin: Adjust tests for i686 and beyond.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://issues.guix.gnu.org/52752&gt;.
Reported by Denis 'GNUtoo' Carikli &lt;GNUtoo@cyberdimension.org&gt;.

* tests/gremlin.scm ("file-needed/recursive"): Augment the list of vDSO
names.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-08 15:51:22 -0800'>2022-01-08</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=6a2050b1e1c7f09ef9b6af43044b7c0e4786d39d'>tests: Fix file-needed/recursive on powerpc64le-linux.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes: &lt;https://issues.guix.gnu.org/52940&gt;.

* tests/gremlin.scm (file-needed/recursive): Consider two entries to be
equivalent not when they are the same string, but rather when they refer to
the same file.
[ground-truth]: In addition to strings that begin with "linux-vdso.so", remove
strings that begin with "linux-vdso64.so".
</span></span></td><td>Chris Marusich</td></tr>
<tr><td><span title='2021-06-23 20:30:22 -0700'>2021-06-23</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=e4b5a23841bc6a92e2e21dd8b1038addee55eb02'>tests: gremlin: Skip file-needed/recursive if DT_NEEDED is empty.</a><span class='msg-avail'>...<span class='msg-tooltip'>* tests/gremlin.scm (file-needed/recursive): Skip the test when (file-runpath
%guile-executable) evaluates to the empty list.  This causes the test to be
correctly skipped in the case where Guix has been built using a foreign
distro's toolchain and libraries.
</span></span></td><td>Chris Marusich</td></tr>
<tr><td><span title='2021-04-22 14:04:27 +0200'>2021-04-22</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=1010171280cb34c8dc361644b66fdd1a041d297a'>gremlin: 'elf-dynamic-info' returns a file name rathern than a dynamic entry.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/build/gremlin.scm (elf-dynamic-info): Return the dynamic entry
value, not the dynamic entry.
* tests/gremlin.scm ("elf-dynamic-info-soname"): New test.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Dion Mendel</td></tr>
<tr><td><span title='2020-12-01 21:30:28 +0100'>2020-12-01</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=53fd256e5ba43e516fb9d6eaf085b88fe8bd12b6'>gremlin: Add 'file-needed/recursive'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/build/gremlin.scm (file-needed/recursive): New procedure.
* tests/gremlin.scm ("file-needed/recursive"): New test.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-09-19 17:28:46 +0200'>2020-09-19</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=49a1203d67a90a6a7ce4e4537697a6da96ceb213'>gremlin: Add 'set-file-runpath', 'file-runpath', and 'file-needed'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/build/gremlin.scm (file-dynamic-info, file-runpath, file-needed):
New procedures.
(&amp;missing-runpath-error, &amp;runpath-too-long-error): New condition types.
(set-file-runpath): New procedure.
* tests/gremlin.scm ("set-file-runpath + file-runpath"): New test.
</span></span></td><td>Ludovic Courtès</td></tr>