Add timeout forassert_and_click for test_results of openqa

we have performance issue with test_results of openqa on Leap. Add timeout to work round.
See https://progress.opensuse.org/issues/133718

tests/openqa/webui/test_results.pm

@@ -11,7 +11,6 @@ use warnings;
 use base "x11test";
 use testapi;
 
-
 my $tutorial_disabled;
 
 sub upload_autoinst_log {
@@ -51,7 +50,7 @@ sub run {
     # page finished loading
     send_key_until_needlematch 'openqa-job-minimalx', 'end';
     click_lastmatch;
-    assert_and_click 'openqa-job-details';
+    assert_and_click('openqa-job-details', timeout => 300);
     assert_screen 'openqa-testresult', 600;
 }