[openwrt/openwrt] lantiq: switch to kernel 6.12

[LEDE Commits]

nick pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/1ab585faf0d57ce046663303728c45df8807634b

commit 1ab585faf0d57ce046663303728c45df8807634b
Author: Aleksander Jan Bajkowski <olek2 at wp.pl>
AuthorDate: Tue Aug 5 18:58:54 2025 +0200

    lantiq: switch to kernel 6.12
    
    Let's switch the lantiq target to use kernel 6.12 by default.
    
    Signed-off-by: Aleksander Jan Bajkowski <olek2 at wp.pl>
    Link: https://github.com/openwrt/openwrt/pull/19682
    Signed-off-by: Nick Hainke <vincent at systemli.org>
---
 target/linux/lantiq/Makefile | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/target/linux/lantiq/Makefile b/target/linux/lantiq/Makefile
index 08b5018fe4..26b7a0af12 100644
--- a/target/linux/lantiq/Makefile
+++ b/target/linux/lantiq/Makefile
@@ -9,8 +9,7 @@ BOARDNAME:=Lantiq
 FEATURES:=squashfs
 SUBTARGETS:=xrx200 xrx200_legacy xway xway_legacy falcon ase
 
-KERNEL_PATCHVER:=6.6
-KERNEL_TESTING_PATCHVER:=6.12
+KERNEL_PATCHVER:=6.12
 
 define Target/Description
 	Build firmware images for Lantiq SoC