chore(deps): bump torch

Bumps the pip group with 1 update in the /backend/python/rerankers directory: torch.


Updates `torch` from 2.7.1 to 2.7.1+xpu

---
updated-dependencies:
- dependency-name: torch
  dependency-version: 2.7.1+xpu
  dependency-type: direct:production
  dependency-group: pip
...

Signed-off-by: dependabot[bot] <support@github.com>

backend/python/rerankers/requirements-cpu.txt

@@ -1,4 +1,4 @@
 transformers
 accelerate
-torch==2.7.1
+torch==2.7.1+xpu
 rerankers[transformers]

backend/python/rerankers/requirements-cublas12.txt

@@ -1,4 +1,4 @@
 transformers
 accelerate
-torch==2.7.1
+torch==2.7.1+xpu
 rerankers[transformers]

backend/python/rerankers/requirements-cublas13.txt

@@ -1,5 +1,5 @@
 --extra-index-url https://download.pytorch.org/whl/cu130
 transformers
 accelerate
-torch==2.9.1
+torch==2.7.1+xpu
 rerankers[transformers]

backend/python/rerankers/requirements-hipblas.txt

@@ -1,5 +1,5 @@
 --extra-index-url https://download.pytorch.org/whl/rocm7.0
 transformers
 accelerate
-torch==2.10.0+rocm7.0
+torch==2.7.1+xpu
 rerankers[transformers]

backend/python/rerankers/requirements-mps.txt

@@ -1,4 +1,4 @@
-torch==2.7.1
+torch==2.7.1+xpu
 transformers
 accelerate
 rerankers[transformers]