Bump io.opentelemetry.semconv:opentelemetry-semconv-incubating

Bumps [io.opentelemetry.semconv:opentelemetry-semconv-incubating](https://github.com/open-telemetry/semantic-conventions-java) from 1.28.0-alpha to 1.29.0-alpha.
- [Release notes](https://github.com/open-telemetry/semantic-conventions-java/releases)
- [Changelog](https://github.com/open-telemetry/semantic-conventions-java/blob/main/CHANGELOG.md)
- [Commits](https://github.com/open-telemetry/semantic-conventions-java/commits)

---
updated-dependencies:
- dependency-name: io.opentelemetry.semconv:opentelemetry-semconv-incubating
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

server/build.gradle

@@ -20,7 +20,7 @@ dependencies {
     implementation('io.opentelemetry:opentelemetry-exporter-otlp:1.45.0')
     implementation 'io.opentelemetry:opentelemetry-sdk-metrics:1.45.0'
     implementation('io.opentelemetry.semconv:opentelemetry-semconv')
-    implementation("io.opentelemetry.semconv:opentelemetry-semconv-incubating:1.28.0-alpha")
+    implementation("io.opentelemetry.semconv:opentelemetry-semconv-incubating:1.29.0-alpha")
     implementation('io.opentelemetry:opentelemetry-exporter-zipkin')
     implementation 'io.grpc:grpc-netty-shaded:1.69.0'