fix(cli/dts): sleepSync doesn't return a Promise
Per its name its synchronous for the current thread
@@ -1124,7 +1124,7 @@ declare namespace Deno {
* Deno.sleepSync(10);
* ```
*/
- export function sleepSync(millis: number): Promise<void>;
+ export function sleepSync(millis: number): void;
export interface Metrics extends OpMetrics {
ops: Record<string, OpMetrics>;
