This PR added patch module for vllm
1. platform patch: the patch will be registered when load the platform
2. worker patch: the patch will be registered when worker is started.
The detail is:
1. patch_common: patch for main and 0.8.4 version
4. patch_main: patch for main verison
5. patch_0_8_4: patch for 0.8.4 version
Some PR for plugin support is not merged by vllm yet. This PR add monkey
patch to vllm-ascend to make vllm-ascend work with vllm directly.
This patch code should be removed once the related function is supported
by vllm originally.
Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>