fix(type): support removeEventListener with CustomEventMap

Signed-off-by: Aaron Pham <contact@aarnphm.xyz>

globals.d.ts

@@ -4,6 +4,10 @@ export declare global {
       type: K,
       listener: (this: Document, ev: CustomEventMap[K]) => void,
     ): void
+    removeEventListener<K extends keyof CustomEventMap>(
+      type: K,
+      listener: (this: Document, ev: CustomEventMap[K]) => void,
+    ): void
     dispatchEvent<K extends keyof CustomEventMap>(ev: CustomEventMap[K] | UIEvent): void
   }
   interface Window {