build(deps): bump kafka-libs.version from 7.9.1 to 8.0.0

Bumps `kafka-libs.version` from 7.9.1 to 8.0.0.

Updates `io.confluent:kafka-avro-serializer` from 7.9.1 to 8.0.0
- [Commits](confluentinc/schema-registry@v7.9.1...v8.0.0)

Updates `io.confluent:kafka-schema-registry-client` from 7.9.1 to 8.0.0
- [Commits](confluentinc/schema-registry@v7.9.1...v8.0.0)

Updates `io.confluent:kafka-protobuf-serializer` from 7.9.1 to 8.0.0
- [Commits](confluentinc/schema-registry@v7.9.1...v8.0.0)

---
updated-dependencies:
- dependency-name: io.confluent:kafka-avro-serializer
  dependency-version: 8.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: io.confluent:kafka-schema-registry-client
  dependency-version: 8.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: io.confluent:kafka-protobuf-serializer
  dependency-version: 8.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -22,7 +22,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <protobuf.version>3.25.8</protobuf.version>
         <testcontainers.version>1.21.3</testcontainers.version>
-        <kafka-libs.version>7.9.1</kafka-libs.version>
+        <kafka-libs.version>8.0.0</kafka-libs.version>
         <docker.platforms>linux/amd64,linux/arm64</docker.platforms>
     </properties>