Add timeout and verbosity to tests

In case any test hangs, ensure it would release builder.
Increase verbosity to know more about possible failures. Interactive
debugging is not possible on builders.

strongswan.spec

@@ -300,7 +300,9 @@ install -D -m 0644 %{SOURCE1} %{buildroot}/%{_tmpfilesdir}/strongswan-starter.co
 
 %check
 %if %{with check}
-  %make_build -j1 check
+  # Seen some tests hang. Ensure we do not block builder forever
+  export TESTS_VERBOSITY=1
+  timeout 600 %make_build check
 %endif
 %if %{with python}
   pushd src/libcharon/plugins/vici