[openwrt/openwrt] airoha: allow selecting 6.1 as test kernel

[LEDE Commits]

robimarko pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/9d9dd518ff7be8e69775e78e3ebb2eaa3f0960a2

commit 9d9dd518ff7be8e69775e78e3ebb2eaa3f0960a2
Author: Robert Marko <robimarko at gmail.com>
AuthorDate: Mon Feb 19 21:42:20 2024 +0100

    airoha: allow selecting 6.1 as test kernel
    
    Add 6.1 as the test kernel for airoha.
    
    Signed-off-by: Robert Marko <robimarko at gmail.com>
---
 target/linux/airoha/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/linux/airoha/Makefile b/target/linux/airoha/Makefile
index 723bec8cd4..5906a1307e 100644
--- a/target/linux/airoha/Makefile
+++ b/target/linux/airoha/Makefile
@@ -7,6 +7,7 @@ CPU_TYPE:=cortex-a7
 FEATURES:=dt squashfs nand ramdisk gpio source-only
 
 KERNEL_PATCHVER:=5.15
+KERNEL_TESTING_PATCHVER:=6.1
 
 include $(INCLUDE_DIR)/target.mk