run service/docker builds on merge queue builds (#8943)

.github/workflows/build-docker-image.yml

 name: Build Docker Image
 on:
   pull_request:
+  push:
+    branches:
+      - 'gh-readonly-queue/**'
 
 jobs:
   build-docker-image:

.github/workflows/test-services-18.yml

@@ -2,6 +2,9 @@ name: Services@node 18
 on:
   pull_request:
     types: [opened, edited, reopened, synchronize]
+  push:
+    branches:
+      - 'gh-readonly-queue/**'
 
 jobs:
   test-services-18:

.github/workflows/test-services.yml

@@ -2,6 +2,9 @@ name: Services
 on:
   pull_request:
     types: [opened, edited, reopened, synchronize]
+  push:
+    branches:
+      - 'gh-readonly-queue/**'
 
 jobs:
   test-services: