Feat: add LLM provider PPIO (#5013)

### What problem does this PR solve?

Add a LLM provider: PPIO

### Type of change

- [x] New Feature (non-breaking change which adds functionality)
- [x] Documentation Update

web/src/utils/common-util.ts

@@ -38,6 +38,7 @@ export const formatNumberWithThousandsSeparator = (numberStr: string) => {
 const orderFactoryList = [
   'OpenAI',
   'Moonshot',
+  "PPIO",
   'ZHIPU-AI',
   'Ollama',
   'Xinference',