perf: Reduce spans in highPerf temporarily (#17413)

* perf: Reduce spans in highPerf temporarily

* Just completely removed them

packages/core/getUserAvailability.ts

@@ -415,8 +415,6 @@ const _getUserAvailability = async function getUsersWorkingHoursLifeTheUniverseA
     })
   );
 
-  const getWorkingHoursSpan = Sentry.startInactiveSpan({ name: "getWorkingHours" });
-
   if (
     !(schedule?.availability || (eventType?.availability.length ? eventType.availability : user.availability))
   ) {
@@ -431,7 +429,6 @@ const _getUserAvailability = async function getUsersWorkingHoursLifeTheUniverseA
   }));
 
   const workingHours = getWorkingHours({ timeZone }, availability);
-  getWorkingHoursSpan.end();
 
   const dateOverrides: TimeRange[] = [];
   // NOTE: getSchedule is currently calling this function for every user in a team event
@@ -530,7 +527,6 @@ const _getUserAvailability = async function getUsersWorkingHoursLifeTheUniverseA
 
   const datesOutOfOffice: IOutOfOfficeData = calculateOutOfOfficeRanges(outOfOfficeDays, availability);
 
-  const buildDateRangesSpan = Sentry.startInactiveSpan({ name: "buildDateRanges" });
   const { dateRanges, oooExcludedDateRanges } = buildDateRanges({
     dateFrom,
     dateTo,
@@ -548,8 +544,6 @@ const _getUserAvailability = async function getUsersWorkingHoursLifeTheUniverseA
     outOfOffice: datesOutOfOffice,
   });
 
-  buildDateRangesSpan.end();
-
   const formattedBusyTimes = detailedBusyTimes.map((busy) => ({
     start: dayjs(busy.start),
     end: dayjs(busy.end),