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/main.js

@@ -0,0 +1,37 @@
+const { app, BrowserWindow, ipcMain } = require('electron');
+const path = require('path');
+
+async function createWindow () {
+  const mainWindow = new BrowserWindow({
+    show: false,
+    webPreferences: {
+      preload: path.join(__dirname, 'preload.js'),
+      sandbox: false
+    }
+  });
+
+  await mainWindow.loadFile('index.html');
+}
+
+app.whenReady().then(() => {
+  createWindow();
+  app.on('activate', function () {
+    if (BrowserWindow.getAllWindows().length === 0) {
+      createWindow();
+    }
+  });
+});
+
+let count = 0;
+ipcMain.handle('reload-successful', () => {
+  if (count === 2) {
+    app.quit();
+  } else {
+    count++;
+    return count;
+  }
+});
+
+app.on('window-all-closed', function () {
+  if (process.platform !== 'darwin') app.quit();
+});