MBa8MPxL: update atf to v2.10

- the new version is compatible with GCC13
- solves AR-2441

Signed-off-by: Martin Schmiedel <Martin.Schmiedel@tq-group.com>

config/sources/families/imx8m.conf

@@ -21,7 +21,7 @@ OFFSET=32
 case $BOARD in
 	mba8mpxl*)
 		ATFSOURCE='https://github.com/tq-systems/atf' # required for ram
-		ATFBRANCH="branch:TQMa8-imx_5.4.70_2.3.0"
+		ATFBRANCH="branch:TQM-lf_v2.10"
 		BOOTSOURCE='https://github.com/tq-systems/u-boot-tqmaxx.git' # u-boot mainlining is hard and has low-priority
 		BOOTBRANCH='branch:TQMa8-v2020.04_imx_5.4.70_2.3.0'
 		BOOTPATCHDIR="u-boot-tqma" # could be removed when distro boot patches are integrated