Bump Buildifier version to 3.3.0

Change-Id: Iea2fbeeb66a3395330e7b1d7b664d4ebb7dea17d
diff --git a/jenkins-docker/slave-bazel-nocache/Makefile b/jenkins-docker/slave-bazel-nocache/Makefile
index af3dbb0..35a2ba6 100644
--- a/jenkins-docker/slave-bazel-nocache/Makefile
+++ b/jenkins-docker/slave-bazel-nocache/Makefile
@@ -3,7 +3,7 @@
 NO_CACHE=false
 IMAGE=gerritforge/gerrit-ci-slave-bazel:debian-stretch-nocache
 BAZEL_VER=3.1.0
-BUILDIFIER_VER=3.2.1
+BUILDIFIER_VER=3.3.0
 BAZELISK_VER=1.5.0
 NODE_VER=10
 WCT_VER=6.8.0