chore: adjust license template

.licenserc.yaml

@@ -3,6 +3,23 @@ header:
     spdx-id: Apache-2.0
     copyright-owner: CloudWeGo Authors
 
+  template: |
+    /*
+     * Copyright {{ .Year }} CloudWeGo 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.
+     */
+
   paths:
     - '**/*.go'
     - '**/*.s'