fix: Get lib.deno_core.d.ts to parse correctly (denoland#13238)

core/lib.deno_core.d.ts

@@ -6,7 +6,7 @@
 /// <reference lib="esnext" />
 
 declare namespace Deno {
- declare namespace core {
+ namespace core {
  /** Call an op in Rust, and synchronously receive the result. */
  function opSync(
  opName: string,
@@ -104,16 +104,16 @@ declare namespace Deno {
  ): void;
 
  /** Check if there's a scheduled "next tick". */
- function hasNextTickScheduled(): bool;
+ function hasNextTickScheduled(): boolean;
 
  /** Set a value telling the runtime if there are "next ticks" scheduled */
- function setHasNextTickScheduled(value: bool): void;
+ function setHasNextTickScheduled(value: boolean): void;
 
  /**
  * Set a callback that will be called after resolving ops and "next ticks".
  */
  function setMacrotaskCallback(
- cb: () => bool,
+ cb: () => boolean,
  ): void;
 
  /**
@@ -126,7 +126,7 @@ declare namespace Deno {
 
  export type PromiseRejectCallback = (
  type: number,
- promise: Promise,
+ promise: Promise<unknown>,
  reason: any,
  ) => void;