Build/Test Tools: Remove the e2e-test-utils package which is no longer used.

This package was superseded by `e2e-test-utils-playwright` in #59517.

See #63171

git-svn-id: https://develop.svn.wordpress.org/trunk@60429 602fd350-edb4-49c9-b593-d223f7449a82

Author: johnbillion

package-lock.json

@@ -29,7 +29,6 @@
 		"@pmmmwh/react-refresh-webpack-plugin": "0.5.15",
 		"@wordpress/babel-preset-default": "8.19.1",
 		"@wordpress/dependency-extraction-webpack-plugin": "6.19.1",
-		"@wordpress/e2e-test-utils": "11.19.1",
 		"@wordpress/e2e-test-utils-playwright": "1.19.1",
 		"@wordpress/prettier-config": "4.19.1",
 		"@wordpress/scripts": "30.12.1",