Bazel: Fix build on other platform

It was reported in context of this issue: [1] that gerrit build on other
platform is inherently broken. Reproducer is here: [2], the upstream
issue is here: [3].

* [1] https://github.com/bazelbuild/bazel/issues/3965
* [2] https://github.com/davido/bazel-annotation-processor-breakage
* [3] https://github.com/bazelbuild/bazel/issues/4105

Change-Id: I0e294fc6d39f54d7563f82879d440a631df48373

java/com/google/gerrit/server/diff/BUILD

@@ -10,6 +10,7 @@ java_library(
         "//java/com/google/gerrit/server/ioutil",
         "//java/org/eclipse/jgit:server",
         "//lib:guava",
+        "//lib:gwtorm",
         "//lib:juniversalchardet",
         "//lib/auto:auto-value",
         "//lib/jgit/org.eclipse.jgit:jgit",