Fix broken link in settings#groups

Group ID is always encoded in API response, so to match with our
double encode behavior on router, need to decode before generating
the url.

Bug: Issue 11342
Change-Id: Ib0bcebe1ebc9f46978dbb870a24270f5809d2448

polygerrit-ui/app/elements/admin/gr-group/gr-group.html

@@ -51,7 +51,7 @@ limitations under the License.
             <h3 id="groupUUID">Group UUID</h3>
             <fieldset>
               <gr-copy-clipboard
-                  text="[[_groupConfig.id]]"></gr-copy-clipboard>
+                  text="[[groupId]]"></gr-copy-clipboard>
             </fieldset>
             <h3 id="groupName" class$="[[_computeHeaderClass(_rename)]]">
               Group Name

polygerrit-ui/app/elements/settings/gr-group-list/gr-group-list.js

@@ -40,7 +40,9 @@
     _computeGroupPath(group) {
       if (!group || !group.id) { return; }
 
-      return Gerrit.Nav.getUrlForGroup(group.id);
+      // Group ID is already encoded from the API
+      // Decode it here to match with our router encoding behavior
+      return Gerrit.Nav.getUrlForGroup(decodeURIComponent(group.id));
     },
   });
 })();