kiss: remove -d from path query

If '-x' fails on a directory it means that we cannot see the content
inside. It is pointless to check if it is a directory.

FossilOrigin-Name: 0584abd45fd00cdfdfd5ad14da2a7bb9fba685ea3e74f28f772046886128a07e

kiss

@@ -127,7 +127,7 @@ pkg_find() {
         set +f
 
         for path2 in "$path/"$query; do
-            [ -x "$path2" ] || [ -d "$path2" ] && set -f -- "$@" "$path2"
+            [ -x "$path2" ] && set -f -- "$@" "$path2"
         done
     done