trigger auto-layout when auto-layout setting is toggled on (#339)

Author: chimmyten

ui/src/components/Sidebar.tsx

@@ -95,6 +95,9 @@ function SidebarSettings() {
                   color="warning"
                   onChange={(event: React.ChangeEvent<HTMLInputElement>) => {
                     setAutoRunLayout(event.target.checked);
+                    if (event.target.checked) {
+                      autoLayoutROOT();
+                    }
                   }}
                 />
               }