CI: Enable Github2Gerrit workflow

This allows Github devs/users to contribute to the repo using the
Github workflow.

Change-Id: I3165611aaa51fc5f5229a1277c125c0d2eeacce0
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>

.github/workflows/github2gerrit.yaml

@@ -0,0 +1,32 @@
+---
+# SPDX-License-Identifier: Apache-2.0
+# Copyright 2024 The Linux Foundation <abelur@linux.com>
+
+name: call-github2gerrit-reusable-workflow
+
+# yamllint disable-line rule:truthy
+on:
+    workflow_dispatch:
+    pull_request_target:
+        types: [opened, reopened, edited, synchronize]
+        branches:
+            - master
+
+concurrency:
+    # yamllint disable-line rule:line-length
+    group: ${{ github.workflow }}-${{ github.run_id }}
+    cancel-in-progress: true
+
+jobs:
+    call-in-g2g-workflow:
+        permissions:
+            contents: read
+            pull-requests: write
+        uses: lfit/github2gerrit/.github/workflows/github2gerrit.yaml@main
+        with:
+            GERRIT_KNOWN_HOSTS: ${{ vars.GERRIT_KNOWN_HOSTS }}
+            GERRIT_SSH_USER_G2G: ${{ vars.GERRIT_SSH_USER_G2G }}
+            GERRIT_SSH_USER_G2G_EMAIL: ${{ vars.GERRIT_SSH_USER_G2G_EMAIL }}
+            ORGANIZATION: ${{ vars.ORGANIZATION }}
+        secrets:
+            GERRIT_SSH_PRIVKEY_G2G: ${{ secrets.GERRIT_SSH_PRIVKEY_G2G }}