Merge pull request #74 from Bykiev/patch-1

Fix peer dependencies

Author: johannesjo

projects/angular2-promise-buttons/package.json

@@ -20,7 +20,7 @@
     "tslib": "^2.0.0"
   },
   "peerDependencies": {
-    "@angular/common": "^9.0.4",
-    "@angular/core": "^9.0.4"
+    "@angular/common": ">=9.0.4",
+    "@angular/core": ">=9.0.4"
   }
 }