kernel: bump 5.4 to 5.4.93

All modification made by update_kernel.sh in a fresh clone without
existing toolchains.

Build system:       x86_64
Build-tested:       ipq806x/R7800, bcm27xx/bcm2711
Run-tested:         ipq806x/R7800
Compile-tested [*]: ath79/{tiny,generic}, ipq40xx, octeon,
                    ramips/mt7621, realtek, x86/64
Run-tested [*]:     ath79/generic, ipq40xx, octeon, ramips/mt7621

No dmesg regressions, everything functional

Signed-off-by: John Audia <graysky@archlinux.us>
Tested-by: Stijn Segers <foss@volatilesystems.org> [*]

target/linux/realtek/patches-5.4/302-clocksource-add-rtl9300-driver.patch

@@ -1,6 +1,6 @@
 --- a/drivers/clocksource/Kconfig
 +++ b/drivers/clocksource/Kconfig
-@@ -126,6 +126,15 @@
+@@ -126,6 +126,15 @@ config RDA_TIMER
  	help
  	  Enables the support for the RDA Micro timer driver.
  
@@ -16,7 +16,7 @@
  config SUN4I_TIMER
  	bool "Sun4i timer driver" if COMPILE_TEST
  	depends on HAS_IOMEM
-@@ -695,5 +704,4 @@
+@@ -695,5 +704,4 @@ config INGENIC_TIMER
  	select IRQ_DOMAIN
  	help
  	  Support for the timer/counter unit of the Ingenic JZ SoCs.
@@ -24,7 +24,7 @@
  endmenu
 --- a/drivers/clocksource/Makefile
 +++ b/drivers/clocksource/Makefile
-@@ -61,6 +61,7 @@
+@@ -61,6 +61,7 @@ obj-$(CONFIG_MILBEAUT_TIMER)	+= timer-mi
  obj-$(CONFIG_SPRD_TIMER)	+= timer-sprd.o
  obj-$(CONFIG_NPCM7XX_TIMER)	+= timer-npcm7xx.o
  obj-$(CONFIG_RDA_TIMER)		+= timer-rda.o

target/linux/realtek/patches-5.4/701-net-dsa-add-rtl838x-support-for-tag-trailer.patch

@@ -13,7 +13,7 @@
  	trailer[2] = 0x10;
  	trailer[3] = 0x00;
  
-@@ -61,12 +69,23 @@ static struct sk_buff *trailer_rcv(struc
+@@ -61,12 +66,23 @@ static struct sk_buff *trailer_rcv(struc
  		return NULL;
  
  	trailer = skb_tail_pointer(skb) - 4;