test: drop now-empty remote runner (#35343)

* test: drop the now-empty remote runner from CI

* move fixtures to spec-main

* remove remote runner

* fix stuff

* remove global-paths hack

* move ts-smoke to spec/

* fix test after merge

* rename spec-main to spec

* no need to ignore spec/node_modules twice

* simplify spec-runner a little

* no need to hash pj/yl twice

* undo lint change to verify-mksnapshot.py

* excessive ..

* update electron_woa_testing.yml

* don't search for test-results-remote.xml

it is never produced now

spec/fixtures/apps/libuv-hang/renderer.js

@@ -0,0 +1,8 @@
+const count = localStorage.getItem('count');
+
+const { run, ipcRenderer } = window.api;
+
+run().then(async () => {
+  const count = await ipcRenderer.invoke('reload-successful');
+  if (count < 3) location.reload();
+}).catch(console.log);