[openwrt/openwrt] ramips: switch to kernel 5.10

[LEDE Commits]

aparcar pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/66f9ed16841907ffd7676e92f0bc12fbe3599077

commit 66f9ed16841907ffd7676e92f0bc12fbe3599077
Author: Rui Salvaterra <rsalvaterra at gmail.com>
AuthorDate: Thu Sep 9 09:44:41 2021 +0100

    ramips: switch to kernel 5.10
    
    Tested on mt7621 (Redmi AC2100) and running stable for several months.
    
    Signed-off-by: Rui Salvaterra <rsalvaterra at gmail.com>
    Tested-by: Stijn Segers <foss at volatilesystems.org>
    Tested-by: Eneas U de Queiroz <cotequeiroz at gmail.com>
---
 target/linux/ramips/Makefile | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/target/linux/ramips/Makefile b/target/linux/ramips/Makefile
index d3f2d4b8fc..c9fc1aa58a 100644
--- a/target/linux/ramips/Makefile
+++ b/target/linux/ramips/Makefile
@@ -10,8 +10,7 @@ BOARDNAME:=MediaTek Ralink MIPS
 SUBTARGETS:=mt7620 mt7621 mt76x8 rt288x rt305x rt3883
 FEATURES:=squashfs gpio
 
-KERNEL_PATCHVER:=5.4
-KERNEL_TESTING_PATCHVER:=5.10
+KERNEL_PATCHVER:=5.10
 
 define Target/Description
 	Build firmware images for Ralink RT288x/RT3xxx based boards.