kernel-snapshot: properly use our version in CONFIG_LOCALVERSION.

srcpkgs/kernel-snapshot/template

@@ -58,9 +58,8 @@ do_configure() {
 		msg_normal "Defaulting to 'defconfig and allmodconfig'.\n"
 		make ${makejobs} defconfig && make ${makejobs} allmodconfig
 	fi
-	if [ -n "${revision}" ]; then
-		sed -i -e "s|\(LOCALVERSION\)=\"\"|\1=\"_${revision}\"|" .config
-	fi
+	# Always use our revision to CONFIG_LOCALVERSION to match our pkg version.
+	sed -i -e "s|^\(CONFIG_LOCALVERSION=\).*|\1\"_${revision}\"|" .config
 }
 
 do_build() {