Bump quarkus.platform.version in /kafka-demos/quarkus-streams

Bumps `quarkus.platform.version` from 3.28.4 to 3.28.5.

Updates `io.quarkus.platform:quarkus-maven-plugin` from 3.28.4 to 3.28.5
- [Commits](quarkusio/quarkus-platform@3.28.4...3.28.5)

Updates `io.quarkus.platform:quarkus-bom` from 3.28.4 to 3.28.5
- [Commits](quarkusio/quarkus-platform@3.28.4...3.28.5)

---
updated-dependencies:
- dependency-name: io.quarkus.platform:quarkus-maven-plugin
  dependency-version: 3.28.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.quarkus.platform:quarkus-bom
  dependency-version: 3.28.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -18,7 +18,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <quarkus.platform.artifact-id>quarkus-bom</quarkus.platform.artifact-id>
         <quarkus.platform.group-id>io.quarkus.platform</quarkus.platform.group-id>
-        <quarkus.platform.version>3.28.4</quarkus.platform.version>
+        <quarkus.platform.version>3.28.5</quarkus.platform.version>
         <skipITs>true</skipITs>
         <surefire-plugin.version>3.5.4</surefire-plugin.version>
         <confluent.version>8.1.0</confluent.version>