fix(deps): update grpc-java monorepo to v1.81.0 (#851)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -5,7 +5,7 @@ errorprone = "2.15.0"
 errorpronePlugin = "5.1.0"
 errorproneSlf4j = "0.1.29"
 googleJavaFormat = "1.35.0"
-grpc = "1.80.0"
+grpc = "1.81.0"
 immutables = "2.12.1"
 jacoco = "0.8.14"
 jandex = "3.1.5"