Bump io.grpc:grpc-netty-shaded from 1.68.2 to 1.69.0

Bumps [io.grpc:grpc-netty-shaded](https://github.com/grpc/grpc-java) from 1.68.2 to 1.69.0.
- [Release notes](https://github.com/grpc/grpc-java/releases)
- [Commits](grpc/grpc-java@v1.68.2...v1.69.0)

---
updated-dependencies:
- dependency-name: io.grpc:grpc-netty-shaded
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

server/build.gradle

@@ -22,7 +22,7 @@ dependencies {
     implementation('io.opentelemetry.semconv:opentelemetry-semconv')
     implementation("io.opentelemetry.semconv:opentelemetry-semconv-incubating:1.28.0-alpha")
     implementation('io.opentelemetry:opentelemetry-exporter-zipkin')
-    implementation 'io.grpc:grpc-netty-shaded:1.68.2'
+    implementation 'io.grpc:grpc-netty-shaded:1.69.0'
 
     testImplementation 'org.jetbrains.teamcity:tests-support:2024.12'
     testImplementation 'org.jetbrains.teamcity:server-api:2024.12'