Merge pull request #24 from Newbytee/patch-1

fix: use SPDX licence identifier

Author: flavioislima

package.json

@@ -4,7 +4,7 @@
   "private": true,
   "main": "public/main.js",
   "homepage": "./",
-  "license": "GPL v3",
+  "license": "GPL-3.0-only",
   "description": "A native launcher for Epic Games for Linux based on Legendary",
   "repository": {
     "type": "Github",