1.18-RC4

Changes compared to 1.18-RC3:

Enhancements:

• Adds a checkbox to use the AI staging API. #195

Bugfixes:

• Fixes a bug where the DB version for Local SEO would not be updated correctly. #198

Other:

• Sets the minimum supported WordPress version to 6.2. #196
• Sets the WordPress tested up to version to 6.3. #193

Non user facing:

• Removes filter_input and filter_var for PHP 8.1. #192
• Set the minimum supported WordPress version to 6.1. #188