Add bazel build for project-group-structure plugin

Change-Id: I62e29e091b5e26d75c18e62c366579dfaf384abe
diff --git a/jenkins/gerrit-buck-bazel-plugin-project-group-structure.yaml b/jenkins/gerrit-buck-bazel-plugin-project-group-structure.yaml
new file mode 100644
index 0000000..96a16e4
--- /dev/null
+++ b/jenkins/gerrit-buck-bazel-plugin-project-group-structure.yaml
@@ -0,0 +1,10 @@
+- project:
+    name: project-group-structure
+    jobs:
+      - 'plugin-{name}-{branch}':
+          branch:
+            - stable-2.13
+            - stable-2.12
+      - 'plugin-{name}-bazel-{branch}':
+          branch:
+            - master