chore: bump @playwright/test from 1.17.2 to 1.19.2 in /site (#396)

Bumps [@playwright/test](https://github.com/Microsoft/playwright) from 1.17.2 to 1.19.2.
- [Release notes](https://github.com/Microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.17.2...v1.19.2)

---
updated-dependencies:
- dependency-name: "@playwright/test"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Kyle Carberry <kyle@coder.com>

site/package.json

@@ -24,7 +24,7 @@
     "@material-ui/core": "4.9.4",
     "@material-ui/icons": "4.5.1",
     "@material-ui/lab": "4.0.0-alpha.42",
-    "@playwright/test": "1.17.2",
+    "@playwright/test": "1.19.2",
     "@react-theming/storybook-addon": "1.1.5",
     "@storybook/addon-actions": "6.4.19",
     "@storybook/addon-essentials": "6.4.19",