Update protobuf.yml
Remove kotlin test exclusions for windows now that they have been fixed for windows:
@@ -22,8 +22,6 @@ platforms:
- "//java/..."
- "//:cc_proto_blacklist_test"
- "-//java/core:conformance_test"
- - "-//java/kotlin:all"
- - "-//java/kotlin-lite:all"
- "-//java/lite:conformance_test"
- "-//:protobuf_test"
- "-//:py_descriptor_database_test"
