use npx to execute patch-package

Author: DanielRuf

integration-tests/custom-patch-dir/custom-patch-dir.sh

@@ -10,7 +10,7 @@ npx replace pad patch-package node_modules/left-pad/index.js
 mkdir my
 
 echo "make patch file"
-patch-package left-pad --patch-dir my/patches
+npx patch-package left-pad --patch-dir my/patches
 
 ls my/patches/left-pad*
 
@@ -19,6 +19,6 @@ rimraf node_modules
 yarn
 
 echo "run patch-package"
-patch-package --patch-dir my/patches
+npx patch-package --patch-dir my/patches
 
 grep patch-package node_modules/left-pad/index.js