style: cargo fmt the workspace (release-gate cargo-fmt was red)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

core/archipelago/src/federation/invites.rs

@@ -360,8 +360,8 @@ mod tests {
             None,
             TrustLevel::Trusted,
         )
-            .await
-            .unwrap();
+        .await
+        .unwrap();
         assert!(code.starts_with("fed1:"));
 
         let parsed = parse_invite(&code).unwrap();
@@ -384,8 +384,8 @@ mod tests {
             Some(fips),
             TrustLevel::Trusted,
         )
-            .await
-            .unwrap();
+        .await
+        .unwrap();
         let parsed = parse_invite(&code).unwrap();
         assert_eq!(parsed.fips_npub.as_deref(), Some(fips));
     }