fix: simplify getting the hostname

Author: ayykamp

src/popup/addEditInterface.js

@@ -294,7 +294,10 @@ function AddEditInterface(settingsModel) {
                         )[0];
                     const host = new URL(currentTab.url).host;
                     // prefill the host of the current tab
-                    loginObj.login = host;
+                    if (settings.origin !== "null") {
+                        const hostname = new URL(settings.origin).hostname;
+                        loginObj.login = hostname;
+                    }
                 }
 
                 // set the storePath and get tree dirs