fix: clean diff

src/slic3r/Utils/Http.hpp

@@ -198,6 +198,7 @@ public:
     // Return empty string on success or error message on fail.
     static std::string tls_global_init();
     static std::string tls_system_cert_store();
+
 	// converts the given string to an url_encoded_string
 	static std::string url_encode(const std::string &str);
 	static std::string url_decode(const std::string &str);