feat: indicate support for TypeORM 0.3.0 (#24)

Author: sophiabits

package.json

@@ -40,6 +40,6 @@
     "typescript": "^4.0.2"
   },
   "peerDependencies": {
-    "typeorm": "^0.2.0"
+    "typeorm": "^0.2.0 || ^0.3.0"
   }
 }