⬆️ Bump grpc from 1.55.1 to 1.68.0

Bumps `grpc` from 1.55.1 to 1.68.0.

Updates `io.grpc:grpc-protobuf` from 1.55.1 to 1.68.0
- [Release notes](https://github.com/grpc/grpc-java/releases)
- [Commits](grpc/grpc-java@v1.55.1...v1.68.0)

Updates `io.grpc:grpc-netty` from 1.55.1 to 1.68.0
- [Release notes](https://github.com/grpc/grpc-java/releases)
- [Commits](grpc/grpc-java@v1.55.1...v1.68.0)

Updates `io.grpc:grpc-stub` from 1.55.1 to 1.68.0
- [Release notes](https://github.com/grpc/grpc-java/releases)
- [Commits](grpc/grpc-java@v1.55.1...v1.68.0)

Updates `io.grpc:protoc-gen-grpc-java` from 1.55.1 to 1.68.0
- [Release notes](https://github.com/grpc/grpc-java/releases)
- [Commits](grpc/grpc-java@v1.55.1...v1.68.0)

---
updated-dependencies:
- dependency-name: io.grpc:grpc-protobuf
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.grpc:grpc-netty
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.grpc:grpc-stub
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.grpc:protoc-gen-grpc-java
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

gradle/libs.versions.toml

@@ -3,7 +3,7 @@ java = "17"
 kotlin = "2.0.0"
 ktor = "2.3.12"
 grpc-kotlin = "1.4.1"
-grpc = "1.55.1"
+grpc = "1.68.0"
 protobuf = "4.28.0"
 logback = "1.4.7"
 jooq = "3.19.11"