Reformat code

src/database/appservice.rs

@@ -35,10 +35,10 @@ impl Appservice {
     pub fn unregister_appservice(&self, service_name: &str) -> Result<()> {
         self.id_appserviceregistrations
             .remove(service_name.as_bytes())?;
-        self.cached_registrations.
-            write().
-            unwrap().
-            remove(service_name);
+        self.cached_registrations
+            .write()
+            .unwrap()
+            .remove(service_name);
         Ok(())
     }