chore(CONTRIBUTING.md): update bazel commands for JS (#15507)

Author: Delta456

CONTRIBUTING.md

@@ -255,12 +255,12 @@ Build your code for the latest changes and run tests locally.
 
   Node Tests
   ```shell
-  % bazel test //javascript/node/selenium-webdriver:tests
+  % bazel test //javascript/node/selenium-webdriver:all
   ```
 
   Firefox Atom Tests
   ```shell
-  % bazel test --test_tag_filters=firefox //javascript/atoms/... //javascript/selenium-atoms/... //javascript/webdriver/...
+  % bazel test --test_tag_filters=firefox //javascript/atoms/... //javascript/webdriver/...
   ```
 
   Grid UI Unit Tests