linux-aspeed: Move to v5.15.43 stable release

This includes security and bug fixes from the 5.15.42 and 5.15.43 stable
releases.

This bump also includes these three changes:

Cédric Le Goater (1):
      ARM: dts: aspeed: ast2600-evb: Enable Quad SPI RX tranfers

Johnny Huang (2):
      pinctrl: pinctrl-aspeed-g6: add FWQSPI function-group
      ARM: dts: aspeed-g6: add FWQSPI group in pinctrl dtsi

Change-Id: I0ce42d51f47a483fec65010b5e022a5a7275674c
Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb b/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb
index 606abb2..3b8629e 100644
--- a/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb
+++ b/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb
@@ -1,6 +1,6 @@
 KBRANCH ?= "dev-5.15"
-LINUX_VERSION ?= "5.15.41"
+LINUX_VERSION ?= "5.15.43"
 
-SRCREV="cd35d399bd7e5866b4f5c33e017067bddd881ece"
+SRCREV="80bcb9dd9437bd561c1771acdfe31dc9b84c62c7"
 
 require linux-aspeed.inc