Bump io.grpc:grpc-protobuf from 1.61.1 to 1.70.0

Bumps [io.grpc:grpc-protobuf](https://github.com/grpc/grpc-java) from 1.61.1 to 1.70.0.
- [Release notes](https://github.com/grpc/grpc-java/releases)
- [Commits](grpc/grpc-java@v1.61.1...v1.70.0)

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

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

gradle/libs.versions.toml

@@ -32,7 +32,7 @@ webrtc                       = { group = "dev.onvoid.webrtc",           name = "
 apache-commons-compress      = { group = "org.apache.commons",          name = "commons-compress",        version = "1.27.1"          }
 zstd                         = { group = "com.github.luben",            name = "zstd-jni",                version = "1.5.5-11"        }
 # Protobuf
-protobuf-grpc                = { group = "io.grpc",                     name = "grpc-protobuf",           version = "1.61.1"          }
+protobuf-grpc                = { group = "io.grpc",                     name = "grpc-protobuf",           version = "1.70.0"          }
 protobuf-java-util           = { group = "com.google.protobuf",         name = "protobuf-java-util",      version = "4.29.1"          }
 # find running instances in LAN
 servicediscovery             = { group = "net.tsc.servicediscovery",    name = "servicediscovery",        version = "1.0.b5"          }