Fix some security issues / dependencies

0.2.1

Update dependencies & fix security issues

Symfony 7.x compatibility

0.2.0

Symfon 7.x compatibility

Fixes an issue when updating a contact in lexoffice

0.1.1

update composer.json version

0.1.0 - Contacts and invoices

Features included in this release

• Creating contacts on lexoffice
• Fetching contacts from lexoffice
• Updating a contact on lexoffice
• Creating invoices on lexoffice
• Fetching invoices on lexoffice
• Download invoice as PDF-file from lexoffice