[openwrt/openwrt] kirkwood: switch to kernel 5.10

[LEDE Commits]

adrian pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/fb76d543b6db059576c950d16f5ef3a38f5298f6

commit fb76d543b6db059576c950d16f5ef3a38f5298f6
Author: Adrian Schmutzler <freifunk at adrianschmutzler.de>
AuthorDate: Sat Oct 9 18:44:55 2021 +0200

    kirkwood: switch to kernel 5.10
    
    This target has testing support for more than half a year now.
    Time to switch.
    
    Signed-off-by: Adrian Schmutzler <freifunk at adrianschmutzler.de>
---
 target/linux/kirkwood/Makefile | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/target/linux/kirkwood/Makefile b/target/linux/kirkwood/Makefile
index 1f5159e444..e972b8e587 100644
--- a/target/linux/kirkwood/Makefile
+++ b/target/linux/kirkwood/Makefile
@@ -10,8 +10,7 @@ BOARDNAME:=Marvell Kirkwood
 FEATURES:=usb nand squashfs ramdisk
 CPU_TYPE:=xscale
 
-KERNEL_PATCHVER:=5.4
-KERNEL_TESTING_PATCHVER:=5.10
+KERNEL_PATCHVER:=5.10
 
 include $(INCLUDE_DIR)/target.mk