bazel: fix protobuf-test compatibility with bazel_4

- bump protobuf to 3.13.0
- use recent rules_proto
- use recent bazel-skylib
- remove use of native.bind

Hopefully this is backward-compatible with bazel_3 and below

pkgs/development/tools/build-managers/bazel/protobuf-test.nix

@@ -17,15 +17,29 @@ let
   com_google_protobuf = fetchFromGitHub {
     owner = "protocolbuffers";
     repo = "protobuf";
-    rev = "v3.7.0";
+    rev = "v3.13.0";
-    sha256 = "0nlxif4cajqllsj2vdh7zp14ag48fb8lsa64zmq8625q9m2lcmdh";
+    sha256 = "1nqsvi2yfr93kiwlinz8z7c68ilg1j75b2vcpzxzvripxx5h6xhd";
   };
 
   bazel_skylib = fetchFromGitHub {
     owner = "bazelbuild";
     repo = "bazel-skylib";
-    rev = "f83cb8dd6f5658bc574ccd873e25197055265d1c";
+    rev = "2ec2e6d715e993d96ad6222770805b5bd25399ae";
-    sha256 = "091fb0ky0956wgv8gghy9ay3yfx6497mb72qvibf0y9dllmxyn9l";
+    sha256 = "1z2r2vx6kj102zvp3j032djyv99ski1x1sl4i3p6mswnzrzna86s";
+  };
+
+  rules_python = fetchFromGitHub {
+    owner = "bazelbuild";
+    repo = "rules_python";
+    rev = "c8c79aae9aa1b61d199ad03d5fe06338febd0774";
+    sha256 = "1zn58wv5wcylpi0xj7riw34i1jjpqahanxx8y9srwrv0v93b6pqz";
+  };
+
+  rules_proto = fetchFromGitHub {
+    owner = "bazelbuild";
+    repo = "rules_proto";
+    rev = "a0761ed101b939e19d83b2da5f59034bffc19c12";
+    sha256 = "09lqfj5fxm1fywxr5w8pnpqd859gb6751jka9fhxjxjzs33glhqf";
   };
 
   net_zlib = fetchurl rec {
@@ -40,7 +54,9 @@ let
 
     load("//:proto-support.bzl", "protobuf_deps")
     protobuf_deps()
-  '';
+    load("@rules_proto//proto:repositories.bzl", "rules_proto_toolchains")
+    rules_proto_toolchains()
+    '';
 
   protoSupport = writeText "proto-support.bzl" ''
     """Load dependencies needed to compile the protobuf library as a 3rd-party consumer."""
@@ -62,13 +78,17 @@ let
                 name = "bazel_skylib",
                 path = "${bazel_skylib}",
             )
-
+            native.local_repository(
-            native.bind(
+                name = "rules_proto",
-                name = "zlib",
+                path = "${rules_proto}",
-                actual = "@net_zlib//:zlib",
             )
+            native.local_repository(
+                name = "rules_python",
+                path = "${rules_python}",
+            )
+
             http_archive(
-                name = "net_zlib",
+                name = "zlib",
                 build_file = "@com_google_protobuf//:third_party/zlib.BUILD",
                 sha256 = "${net_zlib.sha256}",
                 strip_prefix = "zlib-1.2.11",
@@ -89,6 +109,8 @@ let
   '';
 
   personBUILD = writeText "BUILD" ''
+    load("@rules_proto//proto:defs.bzl", "proto_library")
+
     proto_library(
         name = "person_proto",
         srcs = ["person.proto"],