CI: Add GHA merge jobs workflow

The workflow file uses the reusalble composite action
that's being used with most ci-man repos.

Change-Id: Iba0ff9bfaac420ce880310baffdeeefde4a034cc
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>

.github/workflows/gerrit-ci-management-merge.yaml

@@ -0,0 +1,61 @@
+---
+name: Call Gerrit ci-management Merge
+
+# yamllint disable-line rule:truthy
+on:
+  workflow_dispatch:
+    inputs:
+      GERRIT_BRANCH:
+        description: "Branch that change is against"
+        required: true
+        type: string
+      GERRIT_CHANGE_ID:
+        description: "The ID for the change"
+        required: true
+        type: string
+      GERRIT_CHANGE_NUMBER:
+        description: "The Gerrit number"
+        required: true
+        type: string
+      GERRIT_CHANGE_URL:
+        description: "URL to the change"
+        required: true
+        type: string
+      GERRIT_EVENT_TYPE:
+        description: "Type of Gerrit event"
+        required: true
+        type: string
+      GERRIT_PATCHSET_NUMBER:
+        description: "The patch number for the change"
+        required: true
+        type: string
+      GERRIT_PATCHSET_REVISION:
+        description: "The revision sha"
+        required: true
+        type: string
+      GERRIT_PROJECT:
+        description: "Project in Gerrit"
+        required: true
+        type: string
+      GERRIT_REFSPEC:
+        description: "Gerrit refspec of change"
+        required: true
+        type: string
+
+jobs:
+  call-gerrit-ci-management-merge:
+    # yamllint disable-line rule:line-length
+    uses: lfit/releng-reusable-workflows/.github/workflows/gerrit-ci-management-merge.yaml@main
+    with:
+      GERRIT_BRANCH: ${{ inputs.GERRIT_BRANCH }}
+      GERRIT_CHANGE_ID: ${{ inputs.GERRIT_CHANGE_ID }}
+      GERRIT_CHANGE_NUMBER: ${{ inputs.GERRIT_CHANGE_NUMBER }}
+      GERRIT_CHANGE_URL: ${{ inputs.GERRIT_CHANGE_URL }}
+      GERRIT_EVENT_TYPE: ${{ inputs.GERRIT_EVENT_TYPE }}
+      GERRIT_PATCHSET_NUMBER: ${{ inputs.GERRIT_PATCHSET_NUMBER }}
+      GERRIT_PATCHSET_REVISION: ${{ inputs.GERRIT_PATCHSET_REVISION }}
+      GERRIT_PROJECT: ${{ inputs.GERRIT_PROJECT }}
+      GERRIT_REFSPEC: ${{ inputs.GERRIT_REFSPEC }}
+    secrets:
+      JOBBUILDER_PROD_PSW: ${{ secrets.JOBBUILDER_PROD_PSW }}
+      GERRIT_SSH_PRIVKEY: ${{ secrets.GERRIT_SSH_PRIVKEY }}