.github: use SPDX annotation in line with the kernel

This uses the copyleft-next tag preferred in the Linux kernel.

Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>

Author: mcgrof

.github/workflows/autorebase.yml

@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0
+# SPDX-License-Identifier: GPL-2.0 OR copyleft-next-0.3.1
 ---
 name: Autorebase
 

.github/workflows/kdevops-cleanup.yml

@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0
+# SPDX-License-Identifier: GPL-2.0 OR copyleft-next-0.3.1
 #
 # This can be used towards the end of your action. All tasks here run even if
 # any of the previous tasks failed.

.github/workflows/kdevops-generic.yml

@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0
+# SPDX-License-Identifier: GPL-2.0 OR copyleft-next-0.3.1
 #
 # Most simple Linux kernel subsystems can be tested with this target
 # test setup. For more elaborates tests look for a topic branch under the

.github/workflows/kdevops-init.yml

@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0
+# SPDX-License-Identifier: GPL-2.0 OR copyleft-next-0.3.1
 #
 # This can be used as a initialization workflow for most Linux kernel
 # development environments. This takes care of:

.github/workflows/kdevops.yml

@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0
+# SPDX-License-Identifier: GPL-2.0 OR copyleft-next-0.3.1
 #
 # Main unified kdevops CI workflow for Linux kernel trees.
 # This is the primary entry point that kernel trees should reference.
@@ -54,4 +54,4 @@ jobs:
     needs: [run-tests, setup]
     if: always()  # This ensures cleanup runs even if run-tests fails
     uses: ./.github/workflows/kdevops-cleanup.yml
-    secrets: inherit
+    secrets: inherit

VERSIONING.md

@@ -47,4 +47,4 @@ Minor version bumps (v1.0 → v1.1) for:
 
 ### 5. Documentation Updates
 
-Update `KERNEL_TREE_SETUP.md` examples to use tags once v1.0.0 is released.
+Update `KERNEL_TREE_SETUP.md` examples to use tags once v1.0.0 is released.

scripts/github_output.sh

@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: GPL-2.0 OR copyleft-next-0.3.1
 #
 # Usage: ./github_output.sh key value
 set -euxo pipefail

scripts/korg-releases.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# SPDX-License-Identifier: copyleft-next-0.3.1
+# SPDX-License-Identifier: GPL-2.0 OR copyleft-next-0.3.1
 import sys
 import logging
 import argparse