Removed usage of removed TeamStore method (#4785)

webapp/stores/team_store.jsx

@@ -281,6 +281,20 @@ class TeamStoreClass extends EventEmitter {
         return this.teamListings;
     }
 
+    isTeamAdminForAnyTeam() {
+        if (!Utils) {
+            Utils = require('utils/utils.jsx'); //eslint-disable-line global-require
+        }
+
+        for (const teamMember of this.getMyTeamMembers()) {
+            if (Utils.isAdmin(teamMember.roles)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
     isTeamAdminForCurrentTeam() {
         return this.isTeamAdmin(UserStore.getCurrentId(), this.getCurrentId());
     }