Update toktok-stack image; fix buildifier warnings.

Author: iphydf

.cirrus.yml

@@ -1,7 +1,7 @@
 ---
 cirrus-ci_task:
   container:
-    image: toxchat/toktok-stack:0.0.12
+    image: toxchat/toktok-stack:0.0.19
     cpu: 2
     memory: 6G
   configure_script:

BUILD.bazel

@@ -1,7 +1,7 @@
-load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_proto_library")
-load("@rules_java//java:defs.bzl", "java_test")
 load("@io_bazel_rules_scala//scala:scala.bzl", "scala_binary", "scala_library", "scala_test")
 load("@io_bazel_rules_scala//scala_proto:scala_proto.bzl", "scalapb_proto_library")
+load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_proto_library")
+load("@rules_java//java:defs.bzl", "java_test")
 load("@rules_proto//proto:defs.bzl", "proto_library")
 load("//tools/project:build_defs.bzl", "project")