display multiple custom fields in operator view (#1001)

---------

Co-authored-by: Carlos Valente <carlosvalente@pm.me>

apps/client/src/features/viewers/common/viewUtils.ts

@@ -53,10 +53,6 @@ export function getPropertyValue(event: OntimeEvent | null, property: MaybeStrin
   return event[property as keyof OntimeEvent] as string;
 }
 
-export function capitaliseFirstLetter(string: string) {
-  return string.charAt(0).toUpperCase() + string.slice(1);
-}
-
 type FormattingOptions = {
   removeSeconds: boolean;
   removeLeadingZero: boolean;