chore(deps): update dependency bazel_skylib to v1.7.1 (#1551)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| bazel_skylib | bazel_dep | minor | `1.4.2` -> `1.7.1` |

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examples/grpc_example/MODULE.bazel

@@ -15,7 +15,7 @@ local_path_override(
 bazel_dep(name = "cgrindel_bazel_starlib", version = "0.25.2")
 
 # Required by custom swift proto compiler plugin:
-bazel_dep(name = "bazel_skylib", version = "1.4.2")
+bazel_dep(name = "bazel_skylib", version = "1.7.1")
 bazel_dep(name = "protobuf", version = "30.0")
 
 # Required for proto_library targets: