Mark module extension as reproducible (pybind#114)

* Mark module extension as reproducible

This avoids an unnecessary lockfile entry.

* Update MODULE.bazel

Author: fmeum

MODULE.bazel

@@ -4,6 +4,7 @@ module(
     version = "3.0.0",
 )
 
+bazel_dep(name = "bazel_features", version = "1.36.0")
 bazel_dep(name = "bazel_skylib", version = "1.7.1")
 bazel_dep(name = "platforms", version = "0.0.10")
 bazel_dep(name = "rules_cc", version = "0.0.9")

internal_configure.bzl

@@ -1,5 +1,6 @@
 """Module extension for "configuring" pybind11_bazel."""
 
+load("@bazel_features//:features.bzl", "bazel_features")
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
 _INTEGRITIES = {
@@ -27,4 +28,9 @@ def _internal_configure_extension_impl(module_ctx):
         integrity = _INTEGRITIES.get(version),
     )
 
+    if bazel_features.external_deps.extension_metadata_has_reproducible:
+        return module_ctx.extension_metadata(reproducible = True)
+    else:
+        return None
+
 internal_configure_extension = module_extension(implementation = _internal_configure_extension_impl)