chore(deps): Bump grpc from 1.76.0 to 1.78.0 in /pbj-core/hiero-dependency-versions#719

dependabot[bot] wants to merge 1 commit intomainhashgraph/pbj:mainfrom

dependabot/gradle/pbj-core/hiero-dependency-versions/grpc-1.78.0hashgraph/pbj:dependabot/gradle/pbj-core/hiero-dependency-versions/grpc-1.78.0Copy head branch name to clipboard