Build its-jira on stable-3.{4,5} on their own branch

Change-Id: I5d2926b0d82c3eecb4feba718c45fb357c6152e6
diff --git a/jenkins/gerrit-bazel-plugin-its-jira.yaml b/jenkins/gerrit-bazel-plugin-its-jira.yaml
index f8b8ea8..3ee1c61 100644
--- a/jenkins/gerrit-bazel-plugin-its-jira.yaml
+++ b/jenkins/gerrit-bazel-plugin-its-jira.yaml
@@ -5,11 +5,11 @@
           branch:
             - master
           gerrit-branch:
-            - stable-3.5
-            - stable-3.4
+            - stable-3.6
           targets: 'plugins/its-jira:its-jira plugins/its-jira:its_jira_tests'
       - 'plugin-its-{name}-bazel-{branch}':
           branch:
             - master
-            - stable-3.6
+            - stable-3.5
+            - stable-3.4
           targets: 'plugins/its-jira:its-jira plugins/its-jira:its_jira_tests'