omap: switch to kernel 6.1

Lightly tested on boneblack, no fallout observed so far.

Signed-off-by: Andre Heider <[email protected]>

target/linux/omap/Makefile

@@ -12,7 +12,7 @@ CPU_TYPE:=cortex-a8
 CPU_SUBTYPE:=vfpv3
 SUBTARGETS:=generic
 
-KERNEL_PATCHVER:=5.15
+KERNEL_PATCHVER:=6.1
 
 KERNELNAME:=zImage dtbs