Fix alignment for show/hide outdated link on resolved conversation (#11881)

Co-authored-by: Lauris BH <lauris@nix.lv>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>

web_src/less/_repository.less

 
                 .segments {
                     box-shadow: none;
+
+                    .show-outdated,
+                    .hide-outdated {
+                        display: block;
+                    }
                 }
             }
         }