Add GitHub Actions workflow file

Author: svc-rdke-jenkins01_Production, RDK-E Jenkins

.github/workflows/ci_target_repo_workflow_call_pr.yml

@@ -0,0 +1,16 @@
+name: Single PR CI Verification Trigger
+on:
+  workflow_dispatch:
+    inputs:
+      pullRequestNumber:
+        description: 'Pull Request Number - DEVELOP BRANCH'
+        required: true
+        type: string
+
+jobs:
+  trigger-verification:
+    uses: rdk-e/build_tools_workflows/.github/workflows/ci_verification_manual_trigger_pr.yml@develop
+    with:
+        pullRequestNumber: ${{ github.event.inputs.pullRequestNumber }}
+    secrets:
+      RDKE_GITHUB_TOKEN: ${{ secrets.RDKE_GITHUB_TOKEN }}