fix(gui): replace divider below tabs, outline restart button

gui/src/components/OnnxWeb.tsx

@@ -52,6 +52,7 @@ export function OnnxWeb() {
             }}>
               {TAB_LABELS.map((name) => <Tab key={name} label={name} value={name} />)}
             </TabList>
+          </Box>
           <TabPanel value='txt2img'>
             <Txt2Img />
           </TabPanel>
@@ -70,7 +71,6 @@ export function OnnxWeb() {
           <TabPanel value='settings'>
             <Settings />
           </TabPanel>
-          </Box>
         </TabContext>
         <Divider variant='middle' />
         <Box sx={{ mx: 4, my: 4 }}>

gui/src/components/control/ModelControl.tsx

@@ -163,7 +163,10 @@ export function ModelControl() {
           addToken('lora', name);
         }}
       />
-      <Button onClick={() => restart.mutate()}>{t('admin.restart')}</Button>
+      <Button
+        variant='outlined'
+        onClick={() => restart.mutate()}
+      >{t('admin.restart')}</Button>
     </Stack>
   </Stack>;
 }