change angular targetd version

Author: salamaashoush

libs/gridjs-angular/package.json

@@ -2,8 +2,8 @@
   "name": "gridjs-angular",
   "version": "0.0.1",
   "peerDependencies": {
-    "@angular/common": "^10.0.6",
-    "@angular/core": "^10.0.6"
+    "@angular/common": "^9.0.0 || ^10.0.0",
+    "@angular/core": "^9.0.0 || ^10.0.0"
   },
   "dependencies": {
     "tslib": "^2.0.0"