fix: dep package toolkit/fsutil not added

Author: inhere

composer.json

@@ -25,6 +25,7 @@
     "php": ">7.3.0",
     "symfony/polyfill-php80": "~1.0",
     "toolkit/cli-utils": "~1.0",
+    "toolkit/fsutil": "~1.0",
     "toolkit/pflag": "~1.0",
     "toolkit/stdlib": "~1.0",
     "toolkit/sys-utils": "~1.0"