fix: import package name is error

Author: inhere

composer.json

@@ -20,7 +20,7 @@
   ],
   "require": {
     "php": ">7.1.0",
-    "toolkit/stidlib": "~1.0"
+    "toolkit/stdlib": "~1.0"
   },
   "require-dev": {
     "phpunit/phpunit": "^7.5 || ^8.5 || ^9.5"