[openwrt/openwrt] bcm53xx: switch to Kernel 5.15 by default

[LEDE Commits]

rmilecki pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/9cbc83726e3dc2d7cdc603030d0a63e4bc3f18ff

commit 9cbc83726e3dc2d7cdc603030d0a63e4bc3f18ff
Author: Paul Spooren <mail at aparcar.org>
AuthorDate: Wed Feb 22 19:48:25 2023 +0100

    bcm53xx: switch to Kernel 5.15 by default
    
    Getting ready for the next release.
    
    Signed-off-by: Paul Spooren <mail at aparcar.org>
    Tested-by: Rafał Miłecki <rafal at milecki.pl>
---
 target/linux/bcm53xx/Makefile | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/target/linux/bcm53xx/Makefile b/target/linux/bcm53xx/Makefile
index 605baeac35..49d179c34c 100644
--- a/target/linux/bcm53xx/Makefile
+++ b/target/linux/bcm53xx/Makefile
@@ -11,8 +11,7 @@ FEATURES:=squashfs nand usb pci pcie gpio pwm
 CPU_TYPE:=cortex-a9
 SUBTARGETS:=generic
 
-KERNEL_PATCHVER:=5.10
-KERNEL_TESTING_PATCHVER:=5.15
+KERNEL_PATCHVER:=5.15
 
 define Target/Description
 	Build firmware images for Broadcom based BCM47xx/53xx routers with ARM CPU, *not* MIPS.