Bump torch version to 2.7.1 (#1562)

### What this PR does / why we need it?
Bump torch version to 2.7.1, and cleanup infer schema patch
https://github.com/vllm-project/vllm-ascend/commit/857f489
(https://github.com/vllm-project/vllm-ascend/pull/837), this patch
depends on also: https://github.com/vllm-project/vllm-ascend/pull/1974

### Does this PR introduce any user-facing change?
No

#### How was this patch tested?
CI passed

torch-npu 2.7.1rc1 install guide:
https://gitee.com/ascend/pytorch/tree/v2.7.1/
install depending:
```
pip3 install pyyaml
pip3 install setuptools
```
install torch-npu:

Closes: https://github.com/vllm-project/vllm-ascend/issues/1866
Closes: https://github.com/vllm-project/vllm-ascend/issues/1390


- vLLM version: v0.10.0
- vLLM main:
9af654cc38

---------

Signed-off-by: Yikun Jiang <yikunkero@gmail.com>
Signed-off-by: leo-pony <nengjunma@outlook.com>
Co-authored-by: Yikun Jiang <yikunkero@gmail.com>

vllm_ascend/patch/__init__.py

@@ -75,20 +75,6 @@
 #    Future Plan:
 #       Remove this patch when vllm merged them.
 #
-# ** File: worker/patch_common/patch_utils.py **
-# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-#   1. `vllm.utils.direct_register_custom_op`
-#    Why:
-#       pytorch 2.7.o is not compatible with pytorch 2.5.1. While vllm is based on pytorch 2.7.0, but vllm ascend
-#       is based on pytorch 2.5.1, so we need to use this patch to make vllm compatible with pytorch 2.5.1.
-#    How：
-#       patch __annotations__ check to make it compatible with pytorch 2.5.1.
-#    Related PR (if no, explain why):
-#       This is the problem in vllm-ascend
-#    Future Plan:
-#       Remove this patch once pytorch 2.7.0 is supported for vllm ascend.
-#
-# ** File: worker/patch_0_10_0/patch_sampler_gather_logprobs.py **
 # ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 #   1. `vllm.v1.sample.sampler.Sampler.gather_logprobs`
 #    Why: