defer all test commands to npm run test

Author: Shane Osbourne

packages/special-pages/package.json

@@ -14,8 +14,8 @@
     "test.ui": "npm run test -- --ui",
     "pretest": "npm run build.dev",
     "pretest.headed": "npm run build.dev",
-    "test-int-x": "playwright test",
-    "test-int": "playwright test",
+    "test-int-x": "npm run test",
+    "test-int": "npm run test",
     "serve": "http-server -c-1 --port 3210 ../../"
   },
   "license": "ISC",