Update fr.js

Just Planning not "Mon Planning" because it can be an other way (like other user)

packages/core/src/locales/fr.js

@@ -13,7 +13,7 @@ export default {
     month: "Mois",
     week: "Semaine",
     day: "Jour",
-    list: "Mon planning"
+    list: "Planning"
   },
   weekLabel: "Sem.",
   allDayHtml: "Toute la<br/>journée",