chore: Attempt to use --headless=new.

Not expecting this to actually make a difference.

Also speed up tests by skipping non-WDIO tests.

Author: BenHenning

package.json

@@ -15,7 +15,7 @@
     "prepublishOnly": "npm login --registry https://wombat-dressing-room.appspot.com",
     "start": "blockly-scripts start",
     "test": "npm run test:mocha && npm run test:wdio",
-    "test:ci": "npm run test:mocha && npm run test:wdio:ci",
+    "test:ci": "npm run test:wdio:ci",
     "test:mocha": "blockly-scripts test",
     "test:wdio": "npm run wdio:clean && npm run wdio:run",
     "test:wdio:ci": "npm run wdio:clean && npm run wdio:run:ci",

test/webdriverio/test/test_setup.ts

@@ -79,7 +79,7 @@ export async function driverSetup(
   // Run in headless mode on Github Actions.
   if (process.env.CI) {
     options.capabilities['goog:chromeOptions'].args.push(
-      '--headless',
+      '--headless=new',
       '--no-sandbox',
       '--disable-dev-shm-usage',
     );