chore: Add another coding standard commit to the git blame ignore

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

.git-blame-ignore-revs

@@ -3,6 +3,8 @@
 # SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
 # SPDX-License-Identifier: AGPL-3.0-or-later
 
+# Format control structures
+caff1023ea72bb2ea94130e18a2a6e2ccf819e5f
 # Update to coding-standard 1.1.1
 aa5f037af71c915424c6dcfd5ad2dc82797dc0d6
 # Update to coding-standard 1.2.3