Submit Requirements - old gr-label-info UI for old requirements UI

Followup for change 320622. This is temporary until we finish
submit requirements.

Google-Bug-Id: b/203622250
Change-Id: I9ebe7b369479c44bc5cc64d48c1a62182d40a14b
diff --git a/polygerrit-ui/app/elements/change/gr-change-requirements/gr-change-requirements_html.ts b/polygerrit-ui/app/elements/change/gr-change-requirements/gr-change-requirements_html.ts
index 8161592..6991c03 100644
--- a/polygerrit-ui/app/elements/change/gr-change-requirements/gr-change-requirements_html.ts
+++ b/polygerrit-ui/app/elements/change/gr-change-requirements/gr-change-requirements_html.ts
@@ -154,6 +154,7 @@
           mutable="[[mutable]]"
           label="[[item.labelName]]"
           label-info="[[item.labelInfo]]"
+          showAlwaysOldUI
         ></gr-label-info>
       </div>
     </section>
@@ -204,6 +205,7 @@
           mutable="[[mutable]]"
           label="[[item.labelName]]"
           label-info="[[item.labelInfo]]"
+          showAlwaysOldUI
         ></gr-label-info>
       </div>
     </section>
diff --git a/polygerrit-ui/app/elements/shared/gr-label-info/gr-label-info.ts b/polygerrit-ui/app/elements/shared/gr-label-info/gr-label-info.ts
index 947ef3e..0836f50 100644
--- a/polygerrit-ui/app/elements/shared/gr-label-info/gr-label-info.ts
+++ b/polygerrit-ui/app/elements/shared/gr-label-info/gr-label-info.ts
@@ -102,6 +102,10 @@
   @property({type: Boolean})
   showAllReviewers = true;
 
+  /** temporary until submit requirements are finished */
+  @property({type: Boolean})
+  showAlwaysOldUI = false;
+
   private readonly restApiService = appContext.restApiService;
 
   private readonly reporting = appContext.reportingService;
@@ -203,7 +207,10 @@
   private readonly flagsService = appContext.flagsService;
 
   override render() {
-    if (this.flagsService.isEnabled(KnownExperimentId.SUBMIT_REQUIREMENTS_UI)) {
+    if (
+      this.flagsService.isEnabled(KnownExperimentId.SUBMIT_REQUIREMENTS_UI) &&
+      !this.showAlwaysOldUI
+    ) {
       return this.renderNewSubmitRequirements();
     } else {
       return this.renderOldSubmitRequirements();