Merge pull request #86 from KnorpelSenf/esm-dev-dep

Make esm a development dependency

Author: josiasmontag

package.json

@@ -17,7 +17,6 @@
     },
     "dependencies": {
         "axios": "^0.26.1",
-        "esm": "^3.2.25",
         "form-data": "^4.0.0",
         "socket.io-client": "^2.4.0"
     },
@@ -31,6 +30,7 @@
         "eslint-config-prettier": "^8.5.0",
         "eslint-config-typescript": "^3.0.0",
         "eslint-plugin-prettier": "^4.0.0",
+        "esm": "^3.2.25",
         "mocha": "^8.4.0",
         "nock": "^13.2.4",
         "prettier": "^2.6.2",