Fix an issue where ctest wouldn't find the qml test files.
Upstream status: forwarded to jami@gnu.org

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e802357f..75cffda2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -884,5 +884,6 @@ qt_finalize_executable(${PROJECT_NAME})
 # tests
 if(BUILD_TESTING)
   message("Add Jami tests")
+  enable_testing()
   add_subdirectory(${TESTS_DIR})
 endif()
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 37796e52..06008ccf 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.16)
 
-enable_testing(true)
+enable_testing()
 
 set(QT_TESTING_MODULES
     ${QT_MODULES}
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<tr><td><span title='2020-02-11 07:10:32 +0100'>2020-02-11</span></td><td><a href='/guix/commit/gnu/packages/mail.scm?id=2dbfd8eec43b602d23cee3fdd2842cc333e36c24'>gnu: opensmtpd: Update to 6.6.3p1 [security mitigations].</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2020-02-05 00:21:27 +0100'>2020-02-05</span></td><td><a href='/guix/commit/gnu/packages/mail.scm?id=892be267eee99f33920cd5f7307b7798edc1d8b0'>gnu: mutt: Enable Autocrypt support.</a><span class='msg-avail'>...</span></td><td>Ivan Vilata-i-Balaguer</td></tr>
<tr><td><span title='2020-01-29 22:47:00 +0100'>2020-01-29</span></td><td><a href='/guix/commit/gnu/packages/mail.scm?id=0d486909083c98d7c75cdfc027f89e69f9bf8f48'>gnu: opensmtpd-next: Promote to opensmtpd [fixes CVE-2020-7247].</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2020-01-29 00:54:46 +0100'>2020-01-29</span></td><td><a href='/guix/commit/gnu/packages/mail.scm?id=e19e3430cdb7c884ac6f91a618aafa6bb94554be'>gnu: opensmtpd-next: Update to 6.6.2p1 [security fixes].</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2020-01-27 17:38:49 +0800'>2020-01-27</span></td><td><a href='/guix/commit/gnu/packages/mail.scm?id=4a0e49279ddc53655f593796b0b1e170369d2a08'>gnu: public-inbox: Enable support for background HTTP/NNTP daemons.</a><span class='msg-avail'>...</span></td><td>宋文武</td></tr>
<tr><td><span title='2020-01-26 23:21:38 +0100'>2020-01-26</span></td><td><a href='/guix/commit/gnu/packages/mail.scm?id=98dd9ff8006bde715cd25dbd75caceee28b2aa5d'>gnu: mailutils: Add "guile3.0-mailutils" variant.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-01-26 17:17:49 +0800'>2020-01-26</span></td><td><a href='/guix/commit/gnu/packages/mail.scm?id=99b23feeb9d06f07b4a04af624a69ed12637b112'>gnu: public-inbox: Update to 1.2.0-0.05a06f3.</a><span class='msg-avail'>...</span></td><td>宋文武</td></tr>
<tr><td><span title='2020-01-23 00:06:51 +0100'>2020-01-23</span></td><td><a href='/guix/commit/gnu/packages/mail.scm?id=bc0eb34759113f1d9b99ff83416c64eb1b35e0ae'>gnu: alpine: Remove pre-built binaries from source.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>