build(deps): bump google.golang.org/grpc from 1.58.3 to 1.60.1

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.58.3 to 1.60.1.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](https://github.com/grpc/grpc-go/compare/v1.58.3...v1.60.1)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/google.golang.org/grpc/attributes/attributes.go

@@ -121,9 +121,9 @@ func (a *Attributes) String() string {
 	return sb.String()
 }
 
-func str(x any) string {
+func str(x any) (s string) {
 	if v, ok := x.(fmt.Stringer); ok {
-		return v.String()
+		return fmt.Sprint(v)
 	} else if v, ok := x.(string); ok {
 		return v
 	}