Bump torch from 2.4.0+cu121 to 2.6.0

Bumps [torch](https://github.com/pytorch/pytorch) from 2.4.0+cu121 to 2.6.0.
- [Release notes](https://github.com/pytorch/pytorch/releases)
- [Changelog](https://github.com/pytorch/pytorch/blob/main/RELEASE.md)
- [Commits](https://github.com/pytorch/pytorch/commits/v2.6.0)

---
updated-dependencies:
- dependency-name: torch
  dependency-version: 2.6.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements-torch-cuda.txt

@@ -3,7 +3,7 @@ tensorflow-cpu>=2.16.1
 
 # Torch with cuda support.
 --extra-index-url https://download.pytorch.org/whl/cu121
-torch==2.4.0+cu121
+torch==2.6.0
 torchvision==0.19.0+cu121
 
 # Jax cpu-only version.