[openwrt/openwrt] kirkwood: add 6.6 kernel as testing version

[LEDE Commits]

robimarko pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/c7d83d4379fb2c08f22e7a4f2852aaf9b37c3790

commit c7d83d4379fb2c08f22e7a4f2852aaf9b37c3790
Author: Pawel Dembicki <paweldembicki at gmail.com>
AuthorDate: Thu Mar 14 14:41:56 2024 +0100

    kirkwood: add 6.6 kernel as testing version
    
    This patch introduce kernel 6.6 for kirkwood target as testing version.
    
    Signed-off-by: Pawel Dembicki <paweldembicki at gmail.com>
---
 target/linux/kirkwood/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/linux/kirkwood/Makefile b/target/linux/kirkwood/Makefile
index 241fc614c4..44eaf925a1 100644
--- a/target/linux/kirkwood/Makefile
+++ b/target/linux/kirkwood/Makefile
@@ -12,6 +12,7 @@ CPU_TYPE:=xscale
 SUBTARGETS:=generic
 
 KERNEL_PATCHVER:=6.1
+KERNEL_TESTING_PATCHVER:=6.6
 
 include $(INCLUDE_DIR)/target.mk