✨ Adds support for poster on Radarr v5's api

public/locales/en/modules/calendar.json

@@ -7,6 +7,9 @@
       "useSonarrv4": {
         "label": "Use Sonarr v4 API"
       },
+      "useRadarrv5": {
+        "label": "Use Radarr v5 API"
+      },
       "radarrReleaseType": {
         "label": "Radarr release type",
         "data":{