Update dependency versions to the BCR releases (bazelbuild#662)

* Remove rules_scala deps
* Update rules_webtesting to 0.4.1

Author: mollyibot

MODULE.bazel

@@ -30,24 +30,16 @@ bazel_dep(
     version = "0.0.1",
 )
 
-# TODO: Switch to a release version once it's available in BCR.
-# Otherwise, the root module has to declare the same override.
 bazel_dep(
     name = "rules_webtesting",
+    version = "0.4.1",
     repo_name = "io_bazel_rules_webtesting",
 )
 
-git_override(
-    module_name = "rules_webtesting",
-    commit = "7a1c88f61e35ee5ce0892ae24e2aa2a3106cbfed",
-    remote = "https://github.com/bazelbuild/rules_webtesting",
-)
-
-# TODO(mollyibot): Needed by rules_webtesting.
-git_override(
-    module_name = "rules_scala",
-    commit = "219e63983e8e483e66ebf70372969ba227382001",
-    remote = "https://github.com/mbland/rules_scala",
+bazel_dep(
+    name = "rules_web_testing_java",
+    version = "0.4.1",
+    repo_name = "io_rules_web_testing_java",
 )
 
 ##### Java dependencies #####

README.md

@@ -64,7 +64,7 @@ First you must [install Bazel].
 Then you add the following to your MODULE.bazel file:
 
 ```bzl
-bazel_dep(name = "io_bazel_rules_closure")
+bazel_dep(name = "io_bazel_rules_closure", version = "0.15.0")
 ```
 The root module has to declare the same override for rules_webtesting,
 rules_scala, and google_bazel_common temporarily until they are registered

java/io/bazel/rules/closure/testing/BUILD

@@ -28,9 +28,9 @@ java_binary(
     deps = [
         "//java/io/bazel/rules/closure/webfiles/server",
         "@google_bazel_common//third_party/java/guava",
-        "@io_bazel_rules_webtesting//java/com/google/testing/web",
         "@maven//:org_seleniumhq_selenium_selenium_api",
         "@maven//:org_seleniumhq_selenium_selenium_remote_driver",
         "@maven//:org_seleniumhq_selenium_selenium_support",
+        "@io_rules_web_testing_java//java/com/google/testing/web",
     ],
 )