Add support to aliyun qwen online models.

Rename model tag "qwen" to "qwen-local"
Add model tag "qwen-turbo", "qwen-plus", "qwen-max"
Add corresponding model interfaces in request_llms/bridge_all.py
Add configuration variable “DASHSCOPE_API_KEY"
Rename request_llms/bridge_qwen.py to bridge_qwen_local.py to distinguish it from the online model interface

request_llms/requirements_qwen_local.txt

@@ -0,0 +1,4 @@
+modelscope
+transformers_stream_generator
+auto-gptq
+optimum