Fix moduleNameMapper to not resolve .wasm.js to .wasm (#9894)

* Fix moduleNameMapper to not resolve `.wasm.js` to `.js`

Fixes #9767

Undici [tries to import `./llhttp/llhttp.wasm.js`](https://github.com/nodejs/undici/blob/e155c6db5cec9bc577d548fa7c7378013631c79c/lib/client.js#L342) which is currently broken by the (hacky) module name mapper.

* longer timeout value

* 30s

* 50s

* 60s to be safe

* Revert "60s to be safe"

This reverts commit f3e0f5796273c0cdcbd901e8c08ae3136b9768f8.

* 2cc98226ca revert?

* revert

* remove timeout

* detectOpenHandles

* Really solved?

* Revert "detectOpenHandles"

This reverts commit 29214bdff80e15998f34171bf409d454a3d10129.

* Add `coveragePathIgnorePatterns`

* Revert "Add `coveragePathIgnorePatterns`"

This reverts commit fcf8c6806b339b7c21f53137f9939d00020904aa.

* Import jsonld dynamically

* remove import

* add comment

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

packages/backend/src/core/activitypub/LdSignatureService.ts

@@ -1,6 +1,5 @@
 import * as crypto from 'node:crypto';
 import { Inject, Injectable } from '@nestjs/common';
-import jsonld from 'jsonld';
 import { HttpRequestService } from '@/core/HttpRequestService.js';
 import { bindThis } from '@/decorators.js';
 import { CONTEXTS } from './misc/contexts.js';
@@ -85,7 +84,9 @@ class LdSignature {
 	@bindThis
 	public async normalize(data: any) {
 		const customLoader = this.getLoader();
-		return await jsonld.normalize(data, {
+		// XXX: Importing jsonld dynamically since Jest frequently fails to import it statically
+		// https://github.com/misskey-dev/misskey/pull/9894#discussion_r1103753595
+		return (await import('jsonld')).default.normalize(data, {
 			documentLoader: customLoader,
 		});
 	}