v13.2.4 - Patches and 🕸️🪝icon fixes

This is a patch release for uSync for Umbraco v13, it contains patches and updates for known issues.

What's Changed

• Fix #648 - Blueprint templates are not imported if the handler is disabled in the default set but enabled in another set.
• Fix #653 - Check for null 'allowedContentTypes' by @KevinJump in #654
• Fix #649 - Member composition not added to Member type on synching
• Solution re-org (makes it easier to work on multiple versions of the package)
• Fix the webhooks icon on the uSync dashboard.

Full Changelog: v13.2.3...v13.2.4