Bump grpc-bom from 1.49.2 to 1.50.0 (#4837)

Bumps [grpc-bom](https://github.com/grpc/grpc-java) from 1.49.2 to 1.50.0.
- [Release notes](https://github.com/grpc/grpc-java/releases)
- [Commits](grpc/grpc-java@v1.49.2...v1.50.0)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

dependencyManagement/build.gradle.kts

@@ -17,7 +17,7 @@ val DEPENDENCY_BOMS = listOf(
   "com.google.protobuf:protobuf-bom:3.21.7",
   "com.linecorp.armeria:armeria-bom:1.20.1",
   "com.squareup.okhttp3:okhttp-bom:4.10.0",
-  "io.grpc:grpc-bom:1.49.2",
+  "io.grpc:grpc-bom:1.50.0",
   "io.zipkin.brave:brave-bom:5.14.1",
   "io.zipkin.reporter2:zipkin-reporter-bom:2.16.3",
   "org.junit:junit-bom:5.9.1",