Fix cargo clippy issue

src/middlewares/auth_middleware.rs

@@ -90,9 +90,8 @@ where
             // Check if POST request comes from another website (block invalid origins)
             let origin = req.headers().get(header::ORIGIN);
             if req.method() == Method::POST && req.path() != TOKEN_URI && req.path() != USERINFO_URI
-            {
-                if let Some(o) = origin {
-                    if !o
+                && let Some(o) = origin
+                    && !o
                         .to_str()
                         .unwrap_or("bad")
                         .eq(&AppConfig::get().website_origin)
@@ -104,8 +103,6 @@ where
                                 .map_into_right_body(),
                         ));
                     }
-                }
-            }
 
             if req.path().starts_with("/.git") {
                 return Ok(req.into_response(