Bazel: Reformat build files

Reformat the Bazel build files with the buildifier tool [1].

The style is different for Bazel files. Most notably, indentation level
is 4 spaces instead of 2, and " is used instead of '.

[1] https://github.com/bazelbuild/buildifier

Change-Id: I95c0c6f11b6d76572797853b4ebb5cee5ebd3c98

gerrit-cache-h2/BUILD

@@ -1,30 +1,30 @@
-load('//tools/bzl:junit.bzl', 'junit_tests')
+load("//tools/bzl:junit.bzl", "junit_tests")
 
 java_library(
-  name = 'cache-h2',
-  srcs = glob(['src/main/java/**/*.java']),
-  deps = [
-    '//gerrit-common:server',
-    '//gerrit-extension-api:api',
-    '//gerrit-server:server',
-    '//lib:guava',
-    '//lib:h2',
-    '//lib/guice:guice',
-    '//lib/jgit/org.eclipse.jgit:jgit',
-    '//lib/log:api',
-  ],
-  visibility = ['//visibility:public'],
+    name = "cache-h2",
+    srcs = glob(["src/main/java/**/*.java"]),
+    visibility = ["//visibility:public"],
+    deps = [
+        "//gerrit-common:server",
+        "//gerrit-extension-api:api",
+        "//gerrit-server:server",
+        "//lib:guava",
+        "//lib:h2",
+        "//lib/guice",
+        "//lib/jgit/org.eclipse.jgit:jgit",
+        "//lib/log:api",
+    ],
 )
 
 junit_tests(
-  name = 'tests',
-  srcs = glob(['src/test/java/**/*.java']),
-  deps = [
-    ':cache-h2',
-    '//gerrit-server:server',
-    '//lib:guava',
-    '//lib:h2',
-    '//lib/guice:guice',
-    '//lib:junit',
-  ],
+    name = "tests",
+    srcs = glob(["src/test/java/**/*.java"]),
+    deps = [
+        ":cache-h2",
+        "//gerrit-server:server",
+        "//lib:guava",
+        "//lib:h2",
+        "//lib:junit",
+        "//lib/guice",
+    ],
 )