Remove a test for #2515

Author: aignas

examples/bzlmod/py_proto_library/BUILD.bazel

@@ -1,4 +1,3 @@
-load("@bazel_skylib//rules:native_binary.bzl", "native_test")
 load("@rules_python//python:py_test.bzl", "py_test")
 
 py_test(
@@ -17,18 +16,3 @@ py_test(
         "//py_proto_library/example.com/another_proto:message_proto_py_pb2",
     ],
 )
-
-# Regression test for https://github.com/bazelbuild/rules_python/issues/2515
-#
-# This test failed before https://github.com/bazelbuild/rules_python/pull/2516
-# when ran with --legacy_external_runfiles=False (default in Bazel 8.0.0).
-native_test(
-    name = "external_import_test",
-    src = "@foo_external//:py_binary_with_proto",
-    # Incompatible with Windows: native_test wrapping a py_binary doesn't work
-    # on Windows.
-    target_compatible_with = select({
-        "@platforms//os:windows": ["@platforms//:incompatible"],
-        "//conditions:default": [],
-    }),
-)