Fix: The newly added model did not appear in the drop-down menu. (#15476)

### What problem does this PR solve?

Fix: The newly added model did not appear in the drop-down menu.

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/src/components/svg-icon.tsx

@@ -72,6 +72,8 @@ const themeIcons = [
   LLMFactory.Meituan,
   LLMFactory.Longcat,
   LLMFactory.MinerU,
+  LLMFactory.JiekouAI,
+  LLMFactory.Perplexity,
 ];
 
 const svgIcons = [