fix: move @types/component-emitter to dependencies (#99)

Otherwise consumers of socket.io-parser (and socket.io) need to have it
listed in their devDependencies.

Author: P4sca1

package-lock.json

@@ -13,12 +13,12 @@
   "types": "./dist/index.d.ts",
   "dependencies": {
     "component-emitter": "~1.3.0",
+    "@types/component-emitter": "^1.2.10",
     "debug": "~4.1.0"
   },
   "devDependencies": {
     "@babel/core": "~7.9.6",
     "@babel/preset-env": "~7.9.6",
-    "@types/component-emitter": "^1.2.10",
     "@types/debug": "^4.1.5",
     "@types/node": "^14.11.1",
     "babelify": "~10.0.0",