Bump confluentVersion from 7.5.1 to 7.5.2

Bumps `confluentVersion` from 7.5.1 to 7.5.2.

Updates `io.confluent:kafka-streams-json-schema-serde` from 7.5.1 to 7.5.2
- [Commits](confluentinc/schema-registry@v7.5.1...v7.5.2)

Updates `io.confluent:kafka-schema-registry-client` from 7.5.1 to 7.5.2
- [Commits](confluentinc/schema-registry@v7.5.1...v7.5.2)

---
updated-dependencies:
- dependency-name: io.confluent:kafka-streams-json-schema-serde
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.confluent:kafka-schema-registry-client
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

build.gradle.kts

@@ -38,7 +38,7 @@ val junitPioneerVersion = "2.0.1"
 val mockitoVersion = "5.5.0"
 val hamcrestVersion = "2.2"
 val jmhVersion = "1.36"
-val confluentVersion = "7.5.1"
+val confluentVersion = "7.5.2"
 val vertxVersion = "4.4.1"
 
 dependencies {