Bump io.opentelemetry:opentelemetry-exporter-otlp from 1.38.0 to 1.39.0

Bumps [io.opentelemetry:opentelemetry-exporter-otlp](https://github.com/open-telemetry/opentelemetry-java) from 1.38.0 to 1.39.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-java/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-java/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-java@v1.38.0...v1.39.0)

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

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

server/build.gradle

@@ -17,7 +17,7 @@ dependencies {
     implementation platform("io.opentelemetry:opentelemetry-bom:1.38.0")
     implementation('io.opentelemetry:opentelemetry-api:1.38.0')
     implementation('io.opentelemetry:opentelemetry-sdk:1.39.0')
-    implementation('io.opentelemetry:opentelemetry-exporter-otlp:1.38.0')
+    implementation('io.opentelemetry:opentelemetry-exporter-otlp:1.39.0')
     implementation('io.opentelemetry:opentelemetry-semconv:1.31.0-alpha-SNAPSHOT')
     implementation('io.opentelemetry:opentelemetry-exporter-zipkin')
     implementation 'io.grpc:grpc-netty-shaded:1.64.0'