8.3.3 Maintenance Release

What's Changed

• [BUGFIX] usage of FlexForm value settings.edit.notifyAdmin by @Aletschhorn in #645
• [BUGFIX] fix image upload for confirmation and invitation actions - thx to Sebastian Stein (in2code)

New Contributors

• @Aletschhorn made their first contribution in #645

Full Changelog: 8.3.2...8.3.3