Use Atomics.wait to synchronously execute the module resolve hook

[mizdra]

$ git clone git@github.com:mizdra/vscode.git
$ cd vscode
$ git checkout use-atomics-wait

$ # Build vscode
$ npm install

$ git clone git@github.com:mizdra/repro-vscode-test-hang.git
$ cd repro-vscode-test-hang

$ # Edit files...
$ vim
$ git diff -U1                 
diff --git a/test/runTest.js b/test/runTest.js
index 01ac63b..99c3376 100644
--- a/test/runTest.js
+++ b/test/runTest.js
@@ -14,3 +14,3 @@ async function main() {
       launchArgs: ['--disable-extensions'],
-      // vscodeExecutablePath: '/Users/mizdra/src/github.com/microsoft/vscode/scripts/code.sh',
+      vscodeExecutablePath: '/Users/mizdra/src/github.com/microsoft/vscode/scripts/code.sh',
     });

$ npm start
> repro-vscode-test-hang@1.0.0 start
> node test/runTest.js

npm warn Unknown project config "disturl". This will stop working in the next major version of npm.
npm warn Unknown project config "target". This will stop working in the next major version of npm.
npm warn Unknown project config "ms_build_id". This will stop working in the next major version of npm.
npm warn Unknown project config "runtime". This will stop working in the next major version of npm.
npm warn Unknown project config "build_from_source". This will stop working in the next major version of npm.
npm warn Unknown project config "timeout". This will stop working in the next major version of npm.

> code-oss-dev@1.108.0 electron
> node build/lib/electron.ts

[15:51:08] Synchronizing built-in extensions...
[15:51:08] You can manage built-in extensions with the --builtin flag
[15:51:08] [github] ms-vscode.js-debug-companion@1.1.3 ✔︎
[15:51:08] [github] ms-vscode.js-debug@1.105.0 ✔︎
[15:51:08] [github] ms-vscode.vscode-js-profile-table@1.0.10 ✔︎
[main 2025-12-29T06:51:09.825Z] [CSS_DEV] DONE, 283 css modules (73ms)
[main 2025-12-29T06:51:10.025Z] update#setState disabled
Started local extension host with pid 89186.
No default agent registered
Extension host (LocalProcess pid: 89186) is unresponsive.
UNRESPONSIVE extension host: starting to profile NOW
(...hangs here...)