linux-aspeed: Move to v6.6.20 stable release

Apply the upstream security and bug fixes.

Change-Id: I8099ec8295d860f82663d816858c2fa5b9035ac5
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
diff --git a/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb b/meta-aspeed/recipes-kernel/linux/linux-aspeed_git.bb
index 67b138e..4a8e8f8 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-6.6"
-LINUX_VERSION ?= "6.6.19"
+LINUX_VERSION ?= "6.6.20"
 
-SRCREV="96d3c5a7d20ec546e44695983fe0508c6f904248"
+SRCREV="07346b9af263ce3b7f3de6943c742cb5e65ed08f"
 
 require linux-aspeed.inc