Adyen Python API Library v12.7.0

What's Changed

New Features 💎

• Checkout API:
  • Adyen Giving support for Campaign Manager: add donation_campaigns method
• Update all services by @AdyenAutomationBot in #329

Other Changes 🖇️

• Update client.py by @jillingk in #330
• included link to API-Explorer for Readme PaymentsApp API by @DjoykeAbyah in #332
• Release v12.7.0 by @AdyenAutomationBot in #331

Full Changelog: v12.6.0...v12.7.0