[openwrt/openwrt] imx: add 6.12 kernel as testing

[LEDE Commits]

nick pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/c70e987f054ad4f33e1a4c242abb033a2ebfb8e8

commit c70e987f054ad4f33e1a4c242abb033a2ebfb8e8
Author: Tim Harvey <tharvey at gateworks.com>
AuthorDate: Fri May 30 09:29:19 2025 -0700

    imx: add 6.12 kernel as testing
    
    Allow selecting 6.12 as testing kernel on imx.
    
    Signed-off-by: Tim Harvey <tharvey at gateworks.com>
    Link: https://github.com/openwrt/openwrt/pull/19029
    Signed-off-by: Nick Hainke <vincent at systemli.org>
---
 target/linux/imx/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/linux/imx/Makefile b/target/linux/imx/Makefile
index 2eb12943c3..bba6332eea 100644
--- a/target/linux/imx/Makefile
+++ b/target/linux/imx/Makefile
@@ -10,6 +10,7 @@ FEATURES:=audio display fpu gpio pcie rtc usb usbgadget squashfs targz nand ubif
 SUBTARGETS:=cortexa7 cortexa9 cortexa53
 
 KERNEL_PATCHVER:=6.6
+KERNEL_TESTING_PATCHVER:=6.12
 
 include $(INCLUDE_DIR)/target.mk