Simplify gerrit-bazel-plugin jobs with stable-3.2

The recent changes that added the stable-3.2 branch as a job for these
plugins omitted to remove the unnecessary master block. -Correct that.

While being at it, remove the noticed extra blank line in readonly's.

Change-Id: I70411c0d6c4dd9bf3de5e1d3d228f387dda35648
diff --git a/jenkins/gerrit-bazel-plugin-high-availability.yaml b/jenkins/gerrit-bazel-plugin-high-availability.yaml
index eb4c82a..cab49d2 100644
--- a/jenkins/gerrit-bazel-plugin-high-availability.yaml
+++ b/jenkins/gerrit-bazel-plugin-high-availability.yaml
@@ -1,13 +1,9 @@
 - project:
     name: high-availability
     jobs:
-      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
-          branch:
-            - master
-          gerrit-branch:
-            - master
       - 'plugin-{name}-bazel-{branch}':
           branch:
+            - master
             - stable-3.2
             - stable-3.1
             - stable-3.0
diff --git a/jenkins/gerrit-bazel-plugin-log-level.yaml b/jenkins/gerrit-bazel-plugin-log-level.yaml
index 83b097c..47d14b3 100644
--- a/jenkins/gerrit-bazel-plugin-log-level.yaml
+++ b/jenkins/gerrit-bazel-plugin-log-level.yaml
@@ -1,13 +1,9 @@
 - project:
     name: log-level
     jobs:
-      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
-          branch:
-            - master
-          gerrit-branch:
-            - master
       - 'plugin-{name}-bazel-{branch}':
           branch:
+            - master
             - stable-3.2
             - stable-3.1
             - stable-3.0
diff --git a/jenkins/gerrit-bazel-plugin-project-group-structure.yaml b/jenkins/gerrit-bazel-plugin-project-group-structure.yaml
index 3aa0d3e..8077bdb 100644
--- a/jenkins/gerrit-bazel-plugin-project-group-structure.yaml
+++ b/jenkins/gerrit-bazel-plugin-project-group-structure.yaml
@@ -1,13 +1,9 @@
 - project:
     name: project-group-structure
     jobs:
-      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
-          branch:
-            - master
-          gerrit-branch:
-            - master
       - 'plugin-{name}-bazel-{branch}':
           branch:
+            - master
             - stable-3.2
             - stable-3.1
             - stable-3.0
diff --git a/jenkins/gerrit-bazel-plugin-rate-limiter.yaml b/jenkins/gerrit-bazel-plugin-rate-limiter.yaml
index d50f717..736415d 100644
--- a/jenkins/gerrit-bazel-plugin-rate-limiter.yaml
+++ b/jenkins/gerrit-bazel-plugin-rate-limiter.yaml
@@ -1,13 +1,9 @@
 - project:
     name: rate-limiter
     jobs:
-      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
-          branch:
-            - master
-          gerrit-branch:
-            - master
       - 'plugin-{name}-bazel-{branch}':
           branch:
+            - master
             - stable-3.2
             - stable-3.1
             - stable-3.0
diff --git a/jenkins/gerrit-bazel-plugin-readonly.yaml b/jenkins/gerrit-bazel-plugin-readonly.yaml
index ee3fd95..354ea77 100644
--- a/jenkins/gerrit-bazel-plugin-readonly.yaml
+++ b/jenkins/gerrit-bazel-plugin-readonly.yaml
@@ -7,7 +7,6 @@
           gerrit-branch:
             - master
             - stable-3.2
-
       - 'plugin-{name}-bazel-{branch}':
           branch:
             - stable-3.1
diff --git a/jenkins/gerrit-bazel-plugin-rename-project.yaml b/jenkins/gerrit-bazel-plugin-rename-project.yaml
index 8dbd41e..9d2de30 100644
--- a/jenkins/gerrit-bazel-plugin-rename-project.yaml
+++ b/jenkins/gerrit-bazel-plugin-rename-project.yaml
@@ -1,13 +1,9 @@
 - project:
     name: rename-project
     jobs:
-      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
-          branch:
-            - master
-          gerrit-branch:
-            - master
       - 'plugin-{name}-bazel-{branch}':
           branch:
+            - master
             - stable-3.2
             - stable-3.1
             - stable-3.0
diff --git a/jenkins/gerrit-bazel-plugin-serviceuser.yaml b/jenkins/gerrit-bazel-plugin-serviceuser.yaml
index d28df39..0b67383 100644
--- a/jenkins/gerrit-bazel-plugin-serviceuser.yaml
+++ b/jenkins/gerrit-bazel-plugin-serviceuser.yaml
@@ -1,13 +1,9 @@
 - project:
     name: serviceuser
     jobs:
-      - 'plugin-{name}-bazel-{branch}-{gerrit-branch}':
-          branch:
-            - master
-          gerrit-branch:
-            - master
       - 'plugin-{name}-bazel-{branch}':
           branch:
+            - master
             - stable-3.2
             - stable-3.1
             - stable-3.0