build(deps): bump torch from 2.7.1 to 2.8.0 in /requirements

[dependabot]

Bumps torch from 2.7.1 to 2.8.0.

Release notes

Sourced from torch's releases.

PyTorch 2.8.0 Release Notes

• Highlights
• Backwards Incompatible Changes
• Deprecations
• New Features
• Improvements
• Bug fixes
• Performance
• Documentation
• Developers

Highlights

... (truncated)

Commits

• ba56102 Cherrypick: Add the RunLLM widget to the website (#159592)
• c525a02 [dynamo, docs] cherry pick torch.compile programming model docs into 2.8 (#15...
• a1cb3cc [Release Only] Remove nvshmem from list of preload libraries (#158925)
• c76b235 Move out super large one off foreach_copy test (#158880)
• 20a0e22 Revert "[Dynamo] Allow inlining into AO quantization modules (#152934)" (#158...
• 9167ac8 [MPS] Switch Cholesky decomp to column wise (#158237)
• 5534685 [MPS] Reimplement tri[ul] as Metal shaders (#158867)
• d19e08d Cherry pick PR 158746 (#158801)
• a6c044a [cherry-pick] Unify torch.tensor and torch.ops.aten.scalar_tensor behavior (#...
• 620ebd0 [Dynamo] Use proper sources for constructing dataclass defaults (#158689)
• Additional commits viewable in compare view

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📚 Documentation preview 📚: https://pytorch-lightning--21048.org.readthedocs.build/en/21048/

[Borda]

@dependabot rebase

[github-actions]

⚡ Required checks status: All passing 🟢

Groups summary

🟢 pytorch_lightning: Tests workflow

Check ID	Status
pl-cpu-guardian	success	✅

These checks are required after the changes to requirements/fabric/base.txt.

🟢 pytorch_lightning: Azure GPU

Check ID	Status
pytorch-lightning (GPUs) (testing Lightning | latest)	success	✅
pytorch-lightning (GPUs) (testing PyTorch | latest)	success	✅

These checks are required after the changes to requirements/fabric/base.txt.

🟢 pytorch_lightning: Benchmarks

Check ID	Status
lightning.Benchmarks	success	✅

These checks are required after the changes to requirements/fabric/base.txt.

🟢 fabric: Docs

Check ID	Status
docs-make (fabric, doctest)	success	✅
docs-make (fabric, html)	success	✅

These checks are required after the changes to requirements/fabric/base.txt.

🟢 pytorch_lightning: Docker

Check ID	Status
build-cuda (3.10, 2.1.2, 12.1.1)	success	✅
build-cuda (3.11, 2.2.2, 12.1.1)	success	✅
build-cuda (3.11, 2.3.1, 12.1.1)	success	✅
build-cuda (3.11, 2.4.1, 12.1.1)	success	✅
build-cuda (3.12, 2.5.1, 12.1.1)	success	✅
build-cuda (3.12, 2.6.0, 12.4.1)	success	✅
build-pl (3.10, 2.1, 12.1.1)	success	✅
build-pl (3.11, 2.2, 12.1.1)	success	✅
build-pl (3.11, 2.3, 12.1.1)	success	✅
build-pl (3.11, 2.4, 12.1.1)	success	✅
build-pl (3.12, 2.5, 12.1.1)	success	✅
build-pl (3.12, 2.6, 12.4.1)	success	✅
build-pl (3.12, 2.7, 12.6.3)	success	✅
build-pl (3.12, 2.8, 12.6.3, true)	success	✅

These checks are required after the changes to requirements/fabric/base.txt.

🟢 lightning_fabric: CPU workflow

Check ID	Status
fabric-cpu-guardian	success	✅

These checks are required after the changes to requirements/fabric/base.txt.

🟢 lightning_fabric: Azure GPU

Check ID	Status
lightning-fabric (GPUs) (testing Fabric | latest)	success	✅
lightning-fabric (GPUs) (testing Lightning | latest)	success	✅

These checks are required after the changes to requirements/fabric/base.txt.

🟢 mypy

Check ID	Status
mypy	success	✅

These checks are required after the changes to requirements/fabric/base.txt, requirements/typing.txt.

🟢 install

Check ID	Status
install-pkg-guardian	success	✅

These checks are required after the changes to requirements/fabric/base.txt, requirements/typing.txt.

---

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87%. Comparing base (8834b7c) to head (f9952d0).
⚠️ Report is 4 commits behind head on master.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #21048      +/-   ##
==========================================
+ Coverage      39%      87%     +48%     
==========================================
  Files         265      268       +3     
  Lines       23268    23324      +56     
==========================================
+ Hits         9123    20316   +11193     
+ Misses      14145     3008   -11137