UPD PKGBUILD for 6.13

PKGBUILD

@@ -88,7 +88,8 @@ prepare() {
   make olddefconfig
   # this and next line is added by me, Thomas Kuschel oe3tkt
   make menuconfig
-  diff -u ../config .config || :
+  diff -u ../config .config | tee "../../config-${pkgver%.*}.patch" || :
+  cp .config "../../config-${pkgver%.*}"  
 
   make -s kernelrelease > version
   echo "Prepared $pkgbase version $(<version)"