Remove fix-esm (#53)

* remove fix-esm

* add as dev dep

Author: hpx7

index.js

@@ -11,7 +11,7 @@
  * Module dependencies.
  */
 
-let originalMulter = require('fix-esm').require('multer');
+let originalMulter = require('multer');
 
 if (originalMulter.default) originalMulter = originalMulter.default;
 

package.json

@@ -33,6 +33,7 @@
     "@koa/router": "^12",
     "concat-stream": "^2",
     "eslint-config-xo-lass": "^2.0.1",
+    "fix-esm": "^1.0.1",
     "fixpack": "^4.0.0",
     "form-data": "^4",
     "fs-temp": "^2",
@@ -128,8 +129,5 @@
       "no-prototype-builtins": "off",
       "prefer-rest-params": "off"
     }
-  },
-  "dependencies": {
-    "fix-esm": "1.0.1"
   }
 }