build(deps): bump google.golang.org/grpc from 1.76.0 to 1.78.0#516

sfleen merged 1 commit intomainlinkerd/linkerd2-proxy-api:mainfrom

dependabot/go_modules/google.golang.org/grpc-1.78.0linkerd/linkerd2-proxy-api:dependabot/go_modules/google.golang.org/grpc-1.78.0Copy head branch name to clipboard