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/extensions/chrome-runtime/main.js

@@ -0,0 +1,39 @@
+/* eslint-disable */
+
+function evalInMainWorld(fn) {
+  const script = document.createElement('script')
+  script.textContent = `((${fn})())`
+  document.documentElement.appendChild(script)
+}
+
+async function exec(name) {
+  let result
+  switch (name) {
+    case 'getManifest':
+      result = chrome.runtime.getManifest()
+      break
+    case 'id':
+      result = chrome.runtime.id
+      break
+    case 'getURL':
+      result = chrome.runtime.getURL('main.js')
+      break
+    case 'getPlatformInfo': {
+      result = await new Promise(resolve => {
+        chrome.runtime.sendMessage(name, resolve)
+      })
+      break
+    }
+  }
+
+  const funcStr = `() => { require('electron').ipcRenderer.send('success', ${JSON.stringify(result)}) }`
+  evalInMainWorld(funcStr)
+}
+
+window.addEventListener('message', event => {
+  exec(event.data.name)
+})
+
+evalInMainWorld(() => {
+  window.exec = name => window.postMessage({ name })
+})