message: ref(core): Use timestamp of processed event in name change
  Instead of setting a timestamp to a number that is larger than the transaction's end timestamp, set the transaction name change timestamp to be the transaction's end timestamp.
diff: @@ -33,7 +33,6 @@ import {
  resolvedSyncPromise,
  SentryError,
  SyncPromise,
  - timestampInSeconds,
  truncate,
  uuid4,
  } from '@sentry/utils';
  @@ -672,7 +671,8 @@ export abstract class BaseClient<O extends ClientOptions> implements Client<O> {
  ...transactionInfo.changes,
  {
  source,
  - timestamp: timestampInSeconds(),
  + // use the same timestamp as the processed event.
  + timestamp: processedEvent.timestamp as number,
  propagations: transactionInfo.propagations,
  },
  ],
  