Añadi el package de calendars

package.json

@@ -20,6 +20,7 @@
     "react-native": "https://github.com/expo/react-native/archive/sdk-42.0.0.tar.gz",
     "react-native-gifted-chat": "^0.16.3",
     "react-native-paper": "^4.9.2",
+    "react-native-calendars": "^1.1267.0",
     "react-native-web": "~0.13.12",
     "react-redux": "^7.2.5",
     "redux": "^4.1.1",