[FIX] sap.ui.unified.Calendar: If two calendars are used - is not possible to select month in next year
[FIX] sap.ui.unified.Calendar: If two calendars are used - is not possible to select month in next year

Change-Id: Idaca65007fecb7bf6f481435db3189aca451d86d
BCP: 2070005591

SAP/openui5,SAP/openui5,SAP/openui5,SAP/openui5