linux-nuvoton: Move to v6.18.51 stable release

Apply the upstream security and bug fixes.

Change-Id: Ic5e807e858bff216b832c6fe72925953bbe3a4b4
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>

meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb

diff --git a/meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb b/meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb
index d5d9273..b0cf2d1 100644
--- a/meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb
+++ b/meta-nuvoton/recipes-kernel/linux/linux-nuvoton_git.bb
@@ -1,6 +1,6 @@
 KBRANCH ?= "dev-6.18"
-LINUX_VERSION ?= "6.18.50"
+LINUX_VERSION ?= "6.18.51"
 
-SRCREV = "3a7b2a135e6b2628768fef537590c5b5bdb6fe7a"
+SRCREV = "48f493ba1d222e806e5592a04632652f912fc4c7"
 
 require linux-nuvoton.inc