Revert "Trigger builds based upon changes uploaded to repos in gerrit"

Additionally, remove the triggers for gerrit in deference to the
gerrit-code-review plugin.

This reverts commit dac318f0e7c911f0c9348fc64a8aa18dff28df2a.
diff --git a/cicd/jobs/core_packages.jenkins b/cicd/jobs/core_packages.jenkins
index 180d5f9..c2c83a9 100644
--- a/cicd/jobs/core_packages.jenkins
+++ b/cicd/jobs/core_packages.jenkins
@@ -1,45 +1,24 @@
 #!/usr/bin/env groovy
 
 def packages = [
-    [repoNames: ['base-files'],              packageName: 'base-files',              script: 'base_files'],
-    [repoNames: ['edgetpudemo'],             packageName: 'edgetpudemo',             script: 'edgetpudemo'],
-    [repoNames: ['edgetpuvision'],           packageName: 'edgetpuvision',           script: 'edgetpuvision'],
-    [repoNames: ['mdt-services'],            packageName: 'mdt-services',            script: 'mdt_services'],
-    [repoNames: ['mendel-distro-info-data'], packageName: 'mendel-distro-info-data', script: 'mendel_distro_info_data'],
-    [repoNames: ['mendel-keyring'],          packageName: 'mendel-keyring',          script: 'mendel_keyring'],
-    [repoNames: ['mendel-minimal'],          packageName: 'mendel-minimal',          script: 'mendel_minimal'],
-    [repoNames: ['meta-mendel'],             packageName: 'meta-mendel',             script: 'meta_mendel'],
-    [repoNames: ['runonce'],                 packageName: 'runonce',                 script: 'runonce'],
-    [repoNames: ['usb-gadget'],              packageName: 'usb-gadget',              script: 'usb_gadget'],
-    [repoNames: ['vitalsd'],                 packageName: 'vitalsd',                 script: 'vitalsd'],
+    [packageName: 'mendel-minimal', script: 'mendel_minimal'],
+    [packageName: 'base-files', script: 'base_files'],
+    [packageName: 'edgetpuvision', script: 'edgetpuvision'],
+    [packageName: 'edgetpudemo', script: 'edgetpudemo'],
+    [packageName: 'mdt-services',   script: 'mdt_services'],
+    [packageName: 'mendel-distro-info-data', script: 'mendel_distro_info_data'],
+    [packageName: 'mendel-keyring', script: 'mendel_keyring'],
+    [packageName: 'runonce', script: 'runonce'],
+    [packageName: 'usb-gadget', script: 'usb_gadget'],
+    [packageName: 'vitalsd', script: 'vitalsd'],
+    [packageName: 'meta-mendel', script: 'meta_mendel'],
 ]
 
 packages.each {
-    def repoNames = it.repoNames
     def packageName = it.packageName
     def script = it.script
 
     pipelineJob("core.${packageName}") {
-        triggers {
-            gerrit {
-                events {
-                    patchsetCreated()
-                    draftPublished()
-                    refUpdated()
-                    changeMerged()
-                }
-
-                repoNames.each {
-                    def repoName = it
-                    project(repoName, 'plain:refs/for/master')
-                }
-
-                project('build',  'plain:refs/for/master')
-                buildFailed(-1, 0)
-                buildSuccessful(1, 0)
-            }
-        }
-
         definition {
             cpsScm {
                 scm {
diff --git a/operator-configs/mendel-linux.yaml b/operator-configs/mendel-linux.yaml
index a26fed4..86f033f 100644
--- a/operator-configs/mendel-linux.yaml
+++ b/operator-configs/mendel-linux.yaml
@@ -14,12 +14,10 @@
       version: "2.6"
     - name: git
       version: "3.10.0"
-    - name: gerrit-trigger
-      version: "2.30.4"
     - name: job-dsl
       version: "1.74"
     - name: configuration-as-code
-      version: "1.30"
+      version: "1.35"
     - name: configuration-as-code-support
       version: "1.18"
     - name: kubernetes-credentials-provider
@@ -33,6 +31,8 @@
       version: "1.5.1"
     - name: google-login
       version: "1.6"
+    - name: gerrit-code-review
+      version: "0.4.1"
   seedJobs:
   - id: mendel-linux
     targets: "cicd/jobs/*.jenkins"