Add license information to files in matrix-common-after

Signed-off-by: Suguru Hirahara <acioustick@noreply.codeberg.org>

roles/custom/matrix-common-after/tasks/main.yml

@@ -1,3 +1,12 @@
+# SPDX-FileCopyrightText: 2019 - 2023 Slavi Pantaleev
+# SPDX-FileCopyrightText: 2019 Dan Arnfield
+# SPDX-FileCopyrightText: 2019 Marcel Partap
+# SPDX-FileCopyrightText: 2019 Stuart Mumford
+# SPDX-FileCopyrightText: 2020 - 2022 MDAD project contributors
+# SPDX-FileCopyrightText: 2022 Marko Weltzer
+#
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
 ---
 
 - tags:

roles/custom/matrix-common-after/tasks/run_docker_prune.yml

@@ -1,3 +1,8 @@
+# SPDX-FileCopyrightText: 2020 MDAD project contributors
+# SPDX-FileCopyrightText: 2022 Slavi Pantaleev
+#
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
 ---
 
 - name: Run Docker System Prune