Remove delegate names from identity doc

We are working on other mechanisms to help identify keys, and this
is just redundant.

Also update some of the CLI examples to create a canonical example
for documentation.

Signed-off-by: Alexis Sellier <alexis@radicle.xyz>

radicle-httpd/src/api/v1/delegates.rs

@@ -40,7 +40,7 @@ async fn delegates_projects_handler(
             let Ok((_, head)) = repo.head() else { return None };
             let Ok(Doc { payload, delegates, .. }) = repo.project_of(ctx.profile.id()) else { return None };
 
-            if !delegates.iter().any(|d| d.id == delegate) {
+            if !delegates.iter().any(|d| *d == delegate) {
                 return None;
             }