Increase width of supported storage to remove scrollbar (#4016)

Author: mattseddon

webview/src/setup/components/remotes/styles.module.scss

@@ -38,7 +38,7 @@
   margin-top: 20px;
 
   vscode-panels {
-    width: 500px;
+    width: 510px;
     margin: 0 auto;
   }
 }