Powertools-oas-validator

What's Changed
* update error handling by RasmusFangel in https://github.com/RasmusFangel/powertools-oas-validator/pull/2


**Full Changelog**: https://github.com/RasmusFangel/powertools-oas-validator/compare/0.4.4...0.5.0

**Full Changelog**: https://github.com/RasmusFangel/powertools-oas-validator/compare/0.4.3...0.4.4

**Full Changelog**: https://github.com/RasmusFangel/powertools-oas-validator/compare/0.4.2...0.4.3

**Full Changelog**: https://github.com/RasmusFangel/powertools-oas-validator/compare/0.4.1...0.4.2

**Full Changelog**: https://github.com/RasmusFangel/powertools-oas-validator/compare/0.4.0...0.4.1

What's Changed
* Use openapi core by RasmusFangel in https://github.com/RasmusFangel/powertools-oas-validator/pull/1

New Contributors
* RasmusFangel made their first contribution in https://github.com/RasmusFangel/powertools-oas-validator/pull/1

**Full Changelog**: https://github.com/RasmusFangel/powertools-oas-validator/compare/0.3.0...0.4.0