linux: update 5.4.x

mk/linux-ver.mk

@@ -34,10 +34,10 @@ KERNEL_VERSION:=	$(KERNEL_FILE_VER)-$(KERNEL_RELEASE)
 KERNEL_HASH:=		ce072c60ba04173e05b2a1de3fefdeba5ac8b28b1958d92d21bdbf9b736ef793
 endif
 ifeq ($(ADK_TARGET_LINUX_KERNEL_VERSION_5_4),y)
-KERNEL_FILE_VER:=	5.4.215
+KERNEL_FILE_VER:=	5.4.239
 KERNEL_RELEASE:=	1
 KERNEL_VERSION:=	$(KERNEL_FILE_VER)-$(KERNEL_RELEASE)
-KERNEL_HASH:=		2d2bf7c3a25297f2b4686aa50a7cdaac68b52fc4c81b2cd3dddfe9f592b34ebd
+KERNEL_HASH:=		a90264af0f091962cd11fa9776620c154af3000ec112abbc9e90a93d3115805b
 endif
 ifeq ($(ADK_TARGET_LINUX_KERNEL_VERSION_4_19),y)
 KERNEL_FILE_VER:=	4.19.258

target/linux/Config.in.kernelversion

@@ -64,7 +64,7 @@ config ADK_TARGET_LINUX_KERNEL_VERSION_5_10
 	depends on !ADK_TARGET_SYSTEM_SIPEED_MAIX_BIT
 
 config ADK_TARGET_LINUX_KERNEL_VERSION_5_4
-	bool "5.4.215"
+	bool "5.4.239"
 	depends on !ADK_TARGET_ARCH_AVR32
 	depends on !ADK_TARGET_ARCH_BFIN
 	depends on !ADK_TARGET_ARCH_CRIS