[rb] Add rubocop binary target for flexible linting

rb/BUILD.bazel

diff --git a/rb/BUILD.bazel b/rb/BUILD.bazel
index 518c607..516fcb2 100644
--- a/rb/BUILD.bazel
+++ b/rb/BUILD.bazel
@@ -211,6 +211,15 @@
     "@bundle",
 ]
 
+rb_binary(
+    name = "rubocop",
+    testonly = True,
+    args = _LINT_ARGS,
+    data = _LINT_DATA,
+    main = "@bundle//bin:rubocop",
+    deps = _LINT_DEPS,
+)
+
 rb_test(
     name = "lint",
     args = ["--autocorrect"] + _LINT_ARGS,
@@ -224,15 +233,6 @@
 )
 
 rb_binary(
-    name = "lint-unsafe",
-    testonly = True,
-    args = ["--autocorrect-all"] + _LINT_ARGS,
-    data = _LINT_DATA,
-    main = "@bundle//bin:rubocop",
-    deps = _LINT_DEPS,
-)
-
-rb_binary(
     name = "console",
     args = [
         "-rselenium-webdriver",