Unconditionally disable network check for new versions (from Fedora).

diff -u /home/dlove/rpmbuild/BUILD/cube-4.3.4/src/GUI-qt/display/VersionCheckWidget.cpp\~ /home/dlove/rpmbuild/BUILD/cube-4.3.4/src/GUI-qt/display/VersionCheckWidget.cpp
--- cube-4.3.4/src/GUI-qt/display/VersionCheckWidget.cpp~	2016-04-03 00:05:37.942066948 +0100
+++ cube-4.3.4/src/GUI-qt/display/VersionCheckWidget.cpp	2016-05-06 17:16:31.648143908 +0100
@@ -52,7 +52,8 @@
     url              = QUrl( UPDATE_CHECK_URL );
     download         = NULL;
     update_Available = false;
-    bool no_http = env_str2bool( getenv( "CUBE_DISABLE_HTTP_DOCS" ) );
+    // bool no_http = env_str2bool( getenv( "CUBE_DISABLE_HTTP_DOCS" ) );
+    bool no_http = true;
     if ( !no_http )
     {
         updateDescription =   tr( "Check for update is not performed yet." );

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<tr><td><span title='2020-04-21 16:33:21 +0200'>2020-04-21</span></td><td><a href='/guix/commit/gnu/tests/ssh.scm?id=a295a1ca2942794ac52321a639128f94be595ac5'>tests: ssh: Explicitly wait for port 22.</a><span class='msg-avail'>...<span class='msg-tooltip'>Previously we could occasionally try to connect before the server is
actually listening, both for OpenSSH and Dropbear.

* gnu/tests/ssh.scm (run-ssh-test)["wait for port 22"]: New test.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-05-09 12:11:36 +0200'>2019-05-09</span></td><td><a href='/guix/commit/gnu/tests/ssh.scm?id=e6b1a2248ff164e14d1b2f495224faf8a8326142'>services: Log-in services now require "pam_loginuid".</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/35553&gt;.
Reported by Bruno Haible &lt;bruno@clisp.org&gt;.

* gnu/services/base.scm (login-pam-service): Pass #:login-uid? #t to
'unix-pam-service'.
* gnu/services/ssh.scm (lsh-pam-services, openssh-pam-services):
Likewise.
* gnu/services/xorg.scm (slim-pam-service): Likewise.
(gdm-pam-service): Likewise for "gdm-autologin" and "gdm-password".
* gnu/tests/base.scm (run-basic-test)["getlogin on tty1"]: New test.
* gnu/tests/ssh.scm (run-ssh-test): Add #:test-getlogin? parameter.
["getlogin"]: New test.
(%test-dropbear): Pass #:test-getlogin? #f.
</span></span></td><td>Ludovic Courtès</td></tr>