Make koladata/proto/annotations.proto visible to experimental users.

PiperOrigin-RevId: 857232748
Change-Id: Id73c284b5479da17c9e56f24e08042ce2ac52648

Author: nbjohnson0

koladata/proto/BUILD

@@ -28,13 +28,21 @@ licenses(["notice"])
 proto_library(
     name = "annotations_proto",
     srcs = ["annotations.proto"],
+    visibility = [
+        "//koladata:experimental_users",
+        "//koladata:internal",
+    ],
     deps = [
         "@com_google_protobuf//:descriptor_proto",
     ],
 )
 
 cc_proto_library(
     name = "annotations_cc_proto",
+    visibility = [
+        "//koladata:experimental_users",
+        "//koladata:internal",
+    ],
     deps = [":annotations_proto"],
 )