Use 2024.07 aimeos-base version

Removed code to add default locale in all sites

Fixed checks for saving and retrieving locale items

Fixed checks for saving and retrieving locale items

Fixed setting locale item for new sites

Cleanup old files and failed uploads

Updates SVG santitizer constraint

Updates SVG santitizer constraint

Adapt tests for psr-message 2.0

[BUGFIX] Avoid passing null to json_decode