[CHORE] Add hold step for ios and android build experimental (#2943)

* [CHORE] Add hold step for ios-build-experimental and android-build-experimental

* Android hold step

* add ios hold step

Co-authored-by: Diego Mello <diegolmello@gmail.com>

.circleci/config.yml

@@ -416,9 +416,13 @@ workflows:
       - lint-testunit
 
       # iOS Experimental
-      - ios-build-experimental:
+      - ios-hold-build-experimental:
+          type: approval
           requires:
               - lint-testunit
+      - ios-build-experimental:
+          requires:
+            - ios-hold-build-experimental
       - ios-hold-testflight-experimental:
           type: approval
           requires:
@@ -444,9 +448,13 @@ workflows:
             - ios-hold-testflight-official
 
       # Android Experimental
-      - android-build-experimental:
+      - android-hold-build-experimental:
+          type: approval
           requires:
               - lint-testunit
+      - android-build-experimental:
+          requires:
+            - android-hold-build-experimental
       - android-hold-google-play-beta-experimental:
           type: approval
           requires: