0.0.9 - Removed Kafka keys + dependency upgrades

What's Changed

• GH-102: upgrades and consecutive adaptations by @kons-jaf in #103
• Bump mockito-junit-jupiter from 4.4.0 to 4.5.0 by @dependabot in #101
• Bump spring-boot-dependencies from 2.6.6 to 2.6.7 by @dependabot in #106
• Bump mockito-junit-jupiter from 4.5.0 to 4.5.1 by @dependabot in #107
• Removed Kafka key by @digdirerik in #104

Full Changelog: 0.0.8...0.0.9