Update dependency com_google_protobuf to v30

Author: renovate[bot]

WORKSPACE

@@ -33,9 +33,9 @@ http_archive(
 
 http_archive(
     name = "com_google_protobuf",
-    sha256 = "7c3ebd7aaedd86fa5dc479a0fda803f602caaf78d8aff7ce83b89e1b8ae7442a",
-    strip_prefix = "protobuf-28.3",
-    url = "https://github.com/protocolbuffers/protobuf/archive/refs/tags/v28.3.tar.gz",
+    sha256 = "9df0e9e8ebe39f4fbbb9cf7db3d811287fe3616b2f191eb2bf5eaa12539c881f",
+    strip_prefix = "protobuf-30.0",
+    url = "https://github.com/protocolbuffers/protobuf/archive/refs/tags/v30.0.tar.gz",
 )
 
 http_archive(