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

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

core/archipelago/src/api/rpc/system/handlers.rs

@@ -100,7 +100,8 @@ impl RpcHandler {
         }
 
         let location_file = self.config.data_dir.join("server-location.json");
-        let payload = serde_json::json!({ "lat": lat, "lon": lon, "share_location": share_location });
+        let payload =
+            serde_json::json!({ "lat": lat, "lon": lon, "share_location": share_location });
         tokio::fs::write(&location_file, serde_json::to_vec(&payload)?)
             .await
             .context("Failed to write server location")?;
@@ -130,7 +131,9 @@ impl RpcHandler {
     /// resolves to on the LAN (avahi-daemon advertises `<hostname>.local`).
     /// Lets Settings show users where to reach this node over HTTPS for
     /// features (mic/camera access) that require a secure context.
-    pub(in crate::api::rpc) async fn handle_system_get_hostname(&self) -> Result<serde_json::Value> {
+    pub(in crate::api::rpc) async fn handle_system_get_hostname(
+        &self,
+    ) -> Result<serde_json::Value> {
         let hostname = tokio::fs::read_to_string("/etc/hostname")
             .await
             .map(|s| s.trim().to_string())
@@ -401,7 +404,8 @@ async fn set_system_hostname(hostname: &str) -> Result<()> {
 /// top once a node has been renamed away from the install-time default.
 async fn regenerate_tls_cert(hostname: &str) -> Result<()> {
     let subj = format!("/C=XX/ST=Bitcoin/L=Node/O=Archipelago/CN={hostname}");
-    let san = format!("subjectAltName=DNS:{hostname},DNS:{hostname}.local,DNS:localhost,IP:127.0.0.1");
+    let san =
+        format!("subjectAltName=DNS:{hostname},DNS:{hostname}.local,DNS:localhost,IP:127.0.0.1");
     let output = tokio::process::Command::new("/usr/bin/sudo")
         .args([
             "-n",