message: search-backend: initialize variable rather than declaring type
diff: @@ -114,7 +114,7 @@ export class AuthorizedSearchEngine implements SearchEngine {
  let filteredResults: SearchResult[] = [];
  let nextPageCursor: string | undefined;
  - let latencyBudgetExhausted: boolean;
  + let latencyBudgetExhausted = false;
  do {
  const nextPage = await this.searchEngine.query(
  