Merge "Add gerrit.googlesource.com to zuul using git driver"

hiera/group/zuul-executor.yaml

@@ -9,3 +9,7 @@ zuul_connections:
 
   - name: 'github'
     driver: 'github'
+
+  - name: 'googlesource'
+    driver: 'git'
+    baseurl: https://gerrit.googlesource.com/

hiera/group/zuul-merger.yaml

@@ -39,3 +39,7 @@ zuul_connections:
 
   - name: 'github'
     driver: 'github'
+
+  - name: 'googlesource'
+    driver: 'git'
+    baseurl: https://gerrit.googlesource.com/

hiera/group/zuul-scheduler.yaml

@@ -29,6 +29,10 @@ zuul_connections:
     driver: 'github'
     app_key: '/etc/zuul/github.key'
 
+  - name: 'googlesource'
+    driver: 'git'
+    baseurl: https://gerrit.googlesource.com/
+
 gearman_server_ssl_cert: |
   -----BEGIN CERTIFICATE-----
   MIIEYTCCA0mgAwIBAgIJAKkAn3gh0LBPMA0GCSqGSIb3DQEBCwUAMIG5MQswCQYD