linux-aspeed: Move to v6.6.8 stable release

This includes security and bug fixes from v6.6.7 through v6.6.8 stable
releases.

Change-Id: I9d1582e98d653c8d76c060f9c171b0e62e72d689
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 71b4759..8607a28 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 ?= "6.6.7"
+LINUX_VERSION ?= "6.6.8"
 
-SRCREV="d0c44de2d8ffd2e4780d360b34ee6614aa4af080"
+SRCREV="e6eff2056b64376910b72e90fb9140500979da0b"
 
 require linux-aspeed.inc