main/alpine-baselayout: minor spelling fix in trigger script

main/alpine-baselayout/alpine-baselayout.pre-upgrade

@@ -5,7 +5,7 @@ for i in /etc/modprobe.d/*; do
 	# ignore files that does not exist (i.e if modprobe.d is empty)
 	[ -r "$i" ] || continue
 
-	# ignore files that has an extention
+	# ignore files that have an extension
 	case "$i" in
 		*.*) continue;;
 	esac