Add boilerplate such as license header and docstring to module-versio…

…n.bzl

verible/common/util/module-version.bzl

@@ -1,4 +1,20 @@
-def get_version_define_from_module():
+# Copyright 2025 The Verible Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Provide a helper function to extract version number from MODULE.bazel"""
+
+def get_version_define_from_module(name = ""):
     module_version = native.module_version()
     if module_version:
         return ['-DVERIBLE_MODULE_VERSION=\\"{0}\\"'.format(module_version)]