Bump quarkus.platform.version from 3.14.4 to 3.15.1

Bumps `quarkus.platform.version` from 3.14.4 to 3.15.1.

Updates `io.quarkus.platform:quarkus-bom` from 3.14.4 to 3.15.1
- [Commits](quarkusio/quarkus-platform@3.14.4...3.15.1)

Updates `io.quarkus.platform:quarkus-maven-plugin` from 3.14.4 to 3.15.1
- [Commits](quarkusio/quarkus-platform@3.14.4...3.15.1)

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

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

sdmx-dl-grpc/pom.xml

@@ -23,7 +23,7 @@
  <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>3.14.4</quarkus.platform.version>
+ <quarkus.platform.version>3.15.1</quarkus.platform.version>
  <skipITs>true</skipITs>
  <enforcer.skip>true</enforcer.skip>
  </properties>