Run gerrit-build on all core plugins

This will run the complete gerrit build job (building gerrit with
all plugin submodules in place) on changes to all core plugins.

Change-Id: I693bcac8b4e18b7b1eb3e67fd3161ce44d1cbd1a
diff --git a/zuul.d/projects.yaml b/zuul.d/projects.yaml
index f4d2885..264f30f 100644
--- a/zuul.d/projects.yaml
+++ b/zuul.d/projects.yaml
@@ -3,3 +3,71 @@
     check:
       jobs:
         - noop
+
+# Core plugins
+
+- project:
+    name: plugins/codemirror-editor
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/commit-message-length-validator
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/delete-project
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/download-commands
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/gitiles
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/hooks
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/plugin-manager
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/replication
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/reviewnotes
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/singleusergroup
+    check:
+      jobs:
+        - gerrit-build
+
+- project:
+    name: plugins/webhooks
+    check:
+      jobs:
+        - gerrit-build