Add repo app-metallb for starlingx

This commit adds a new repo named app-metallb, a MetalLB application
repo for StarlingX

Change-Id: Ia783a22dbd9701ae802f4037729f013ebd308c0f
Signed-off-by: Mohammad Issa <mohammad.issa@windriver.com>

gerrit/acls/starlingx/app-metallb.config

@@ -0,0 +1,18 @@
+[access "refs/for/refs/*"]
+	pushMerge = group starlingx-release
+
+[access "refs/heads/*"]
+	abandon = group starlingx-app-metallb-core
+	create = group starlingx-release
+	label-Code-Review = -2..+2 group starlingx-app-metallb-core
+	label-Workflow = -1..+1 group starlingx-app-metallb-core
+
+[access "refs/tags/*"]
+	createSignedTag = group starlingx-release
+
+[receive]
+	requireChangeId = true
+	requireSignedOffBy = true
+
+[submit]
+	mergeContent = True

gerrit/projects.yaml

@@ -6358,6 +6358,11 @@
   use-storyboard: true
   groups:
     - starlingx
+- project: starlingx/app-metallb
+  description: StarlingX MetalLB App
+  use-storyboard: true
+  groups:
+    - starlingx
 - project: starlingx/app-node-feature-discovery
   description: StarlingX Node Feature Discovery App
   use-storyboard: true

zuul/main.yaml

@@ -974,6 +974,7 @@
           - starlingx/app-istio
           - starlingx/app-kubernetes-power-manager
           - starlingx/app-kubevirt
+          - starlingx/app-metallb
           - starlingx/app-node-feature-discovery
           - starlingx/app-node-interface-metrics-exporter
           - starlingx/app-openbao