update reusable workflow references

.github/workflows/ci-app-prod.yml

@@ -10,7 +10,7 @@ on:
 jobs:
 
   test-prod-node12:
-    uses: weseek/growi/.github/workflows/reusable-app-prod.yml@support/vrt-with-cypress
+    uses: weseek/growi/.github/workflows/reusable-app-prod.yml@master
     with:
       node-version: 12.x
       skip-cypress: true
@@ -19,7 +19,7 @@ jobs:
 
 
   test-prod-node14:
-    uses: weseek/growi/.github/workflows/reusable-app-prod.yml@support/vrt-with-cypress
+    uses: weseek/growi/.github/workflows/reusable-app-prod.yml@master
     with:
       node-version: 14.x
       cypress-report-artifact-name: Cypress report
@@ -30,7 +30,7 @@ jobs:
   run-reg-suit-node14:
     needs: [test-prod-node14]
 
-    uses: weseek/growi/.github/workflows/reusable-app-reg-suit.yml@support/vrt-with-cypress
+    uses: weseek/growi/.github/workflows/reusable-app-reg-suit.yml@master
 
     if: always()