chore: fix stardoc targets (#209)

https://github.com/bazelbuild/rules_proto/commits/main/ has been red
since Feb 12.

We need to pick up
bazel-contrib/bazel_features#33 to fix it.

Allows the 6.0.0 release to complete.

Author: alexeagle

MODULE.bazel

@@ -9,7 +9,7 @@ module(
 
 bazel_dep(name = "rules_license", version = "0.0.7")
 bazel_dep(name = "bazel_skylib", version = "1.3.0")
-bazel_dep(name = "bazel_features", version = "1.2.0")
+bazel_dep(name = "bazel_features", version = "1.4.1")
 
 # Dependencies needed in tests
 bazel_dep(name = "stardoc", version = "0.5.6", dev_dependency = True, repo_name = "io_bazel_stardoc")