Add missing Copyright

gradle/wrapper/gradle-wrapper.properties

@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2022 New Vector Ltd
+#
+# 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.
+#
+
 #Fri Oct 07 15:02:00 CEST 2022
 distributionBase=GRADLE_USER_HOME
 distributionSha256Sum=db9c8211ed63f61f60292c69e80d89196f9eb36665e369e7f00ac4cc841c2219