[#154] added timezone component to change timezone of calendar (#207)

Co-authored-by: Camille Moussu <cmoussu@linagora.com>

package.json

@@ -9,6 +9,7 @@
     "@fullcalendar/daygrid": "^6.1.17",
     "@fullcalendar/interaction": "^6.1.17",
     "@fullcalendar/list": "^6.1.17",
+    "@fullcalendar/moment-timezone": "^6.1.19",
     "@fullcalendar/react": "^6.1.17",
     "@fullcalendar/timegrid": "^6.1.17",
     "@mui/icons-material": "^7.1.2",
@@ -21,6 +22,8 @@
     "ical.js": "^2.2.0",
     "ky": "^1.8.1",
     "moment": "^2.30.1",
+    "moment-timezone": "^0.5.48",
+    "moment": "^2.30.1",
     "openid-client": "^6.5.3",
     "react": "^19.1.0",
     "react-calendar": "^6.0.0",