malta: Use kernel 6.6 by default

All 4 subtargets are compiling fine and booting up in qemu.

Signed-off-by: Hauke Mehrtens <[email protected]>

target/linux/malta/Makefile

@@ -10,8 +10,7 @@ SUBTARGETS:=le be le64 be64
 INITRAMFS_EXTRA_FILES:=
 FEATURES:=cpiogz ext4 ramdisk squashfs targz
 
-KERNEL_PATCHVER:=6.1
-KERNEL_TESTING_PATCHVER:=6.6
+KERNEL_PATCHVER:=6.6
 
 include $(INCLUDE_DIR)/target.mk