backend: fix clippy

Author: ffreddow

backend/src/routes/charger/info.rs

@@ -81,7 +81,7 @@ pub async fn charger_info(
         name: charger.name,
         configured_port: port,
         connected,
-        firmware_version: firmware_version,
+        firmware_version,
     };
 
     Ok(HttpResponse::Ok().json(info))

backend/src/routes/static_files.rs

@@ -32,7 +32,7 @@ async fn serve_gzip_static(req: HttpRequest) -> Result<NamedFile> {
     #[cfg(debug_assertions)]
     let static_serve_from = {
         let env = std::env::var("WARP_CHARGER_GIT_URL").unwrap_or_else(|_| "warp-charger".to_string());
-        format!("{}/firmwares/static_html/", env)
+        format!("{env}/firmwares/static_html/")
     };
     #[cfg(not(debug_assertions))]
     let static_serve_from = "/static/";