foot: run tests

- `ninja test` in the profiling step is more robust if more tests are
  added in the future

- We technically run the test suite twice now, but this is not really an
  issue, as it is pretty quick.

pkgs/applications/terminal-emulators/foot/default.nix

@@ -165,10 +165,10 @@ stdenv.mkDerivation {
     meson configure -Db_pgo=generate
     ninja
     # make sure there is _some_ profiling data on all binaries
+    meson test
     ./footclient --version
     ./foot --version
     ./utils/xtgettcap
-    ./tests/test-config
     # generate pgo data of wayland independent code
     ./pgo ${stimuliFile} ${stimuliFile} ${stimuliFile}
     meson configure -Db_pgo=use
@@ -182,6 +182,8 @@ stdenv.mkDerivation {
     moveToOutput share/foot/themes "$themes"
   '';
 
+  doCheck = true;
+
   strictDeps = true;
 
   outputs = [ "out" "terminfo" "themes" ];