fix: 🐛 add licence to published package.json

Author: nivekcode

projects/ng-sortgrid/package.json

@@ -1,6 +1,7 @@
 {
   "name": "ng-sortgrid",
   "version": "0.0.1",
+  "license": "MIT",
   "peerDependencies": {
     "@angular/common": "^10.0.0",
     "@angular/core": "^10.0.0"