Bump playwright and @playwright/test

Bumps [playwright](https://github.com/microsoft/playwright) and [@playwright/test](https://github.com/microsoft/playwright). These dependencies needed to be updated together.

Updates `playwright` from 1.43.1 to 1.56.1
- [Release notes](https://github.com/microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.43.1...v1.56.1)

Updates `@playwright/test` from 1.43.1 to 1.56.1
- [Release notes](https://github.com/microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.43.1...v1.56.1)

---
updated-dependencies:
- dependency-name: playwright
  dependency-version: 1.56.1
  dependency-type: direct:development
- dependency-name: "@playwright/test"
  dependency-version: 1.56.1
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -19,7 +19,7 @@
     "@emotion/react": "11.4.1",
     "@emotion/styled": "11.3.0",
     "@kooneko/livereload-webpack-plugin": "^1.2.1",
-    "@playwright/test": "^1.40.1",
+    "@playwright/test": "^1.56.1",
     "@testing-library/jest-dom": "^5.14.1",
     "@testing-library/react": "^14.3.1",
     "@testing-library/user-event": "^13.2.1",
@@ -81,7 +81,7 @@
     "nock": "^13.1.1",
     "node-ssh": "^13.0.0",
     "node-wp-i18n": "~1.2.1",
-    "playwright": "^1.40.1",
+    "playwright": "^1.56.1",
     "postcss": "8.5.6",
     "postcss-loader": "4.3.0",
     "prettier": "npm:wp-prettier@^3.0.3",