pub fn with_help_link(description: impl Into<String>, url: impl Into<String>) -> Self {
        ErrorDetails {
            help: Some(Help::with_link(description, url)),
            ..ErrorDetails::new()
        }
    }
Generates an [`ErrorDetails`] struct with [`Help`] details (one
[`HelpLink`] set) and remaining fields set to `None`.

# Examples

```
use tonic_types::ErrorDetails;

let err_details = ErrorDetails::with_help_link(
"description of link a",
"resource-a.example.local"
);
```
tonic-types/src/richer_error/error_details/mod.rs