[Versioning] v0.9

[vmoens]

Stack from ghstack (oldest at bottom):

• [Formatting] Rust linter #2976
• -> [Versioning] v0.9 #2975

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/rl/2975

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❌ 6 New Failures, 6 Cancelled Jobs, 1 Pending, 3 Unrelated Failures

As of commit a7dae4a with merge base 6ca216e ():

NEW FAILURES - The following jobs have failed:

• Continuous Benchmark (PR) / GPU Pytest benchmark (gh)
  RuntimeError: TensorDictModule failed with operation
• Generate documentation / build-docs (3.9, 12.8) / linux-job (gh)
  RuntimeError: Command docker exec -t 310b7f4b25e6807668ade96d0b70337842abc471f2c50dd12f8643237c79a971 /exec failed with exit code 2
• Habitat Tests on Linux / tests (3.9, 12.8) / linux-job (gh)
  RuntimeError: Command docker exec -t c036fdae66f6fc1da25ea1eeba937e4b1f0c66ec2d24bf270c94e9e4036675d7 /exec failed with exit code 1
• SOTA Tests on Linux / tests (3.9, 12.8) / linux-job (gh)
  AttributeError: 'Tensor' object has no attribute 'batch_size'
• Unit-tests on Linux / tests-olddeps (3.9, 11.6) / linux-job (gh)
  RuntimeError: Command docker exec -t d61964ac928ddffab895002101682241b6c33c6889eb10f01d43c7a53d678dbb /exec failed with exit code 4
• Unit-tests on Linux / tests-optdeps (3.11, 12.8) / linux-job (gh)
  test/test_transforms.py::TestKLRewardTransform::test_kl_lstm

CANCELLED JOBS - The following jobs were cancelled. Please retry:

• Unit-tests on Linux / tests-cpu (3.10) / linux-job (gh)
• Unit-tests on Linux / tests-cpu (3.11) / linux-job (gh)
  ##[error]The operation was canceled.
• Unit-tests on Linux / tests-cpu (3.12) / linux-job (gh)
  ##[error]The operation was canceled.
• Unit-tests on Linux / tests-cpu (3.9) / linux-job (gh)
  ##[error]The operation was canceled.
• Unit-tests on Linux / tests-gpu (3.11, 12.8) / linux-job (gh)
  ##[error]The operation was canceled.
• Unit-tests on Linux / tests-stable-gpu (3.10, 11.8) / linux-job (gh)
  ##[error]The operation was canceled.

FLAKY - The following job failed but was likely due to flakiness present on trunk:

• Libs Tests on Linux / unittests-gym (3.9, 12.8) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://archive.ubuntu.com/ubuntu/pool/main/m/mesa/libosmesa6_23.2.1-1ubuntu3.1%7e22.04.3_amd64.deb 403 Forbidden [IP: 185.125.190.82 80]

BROKEN TRUNK - The following jobs failed but was present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

• LLM Tests on Linux / unittests (3.9, 12.8) / linux-job (gh) (trunk failure)
  ##[error]The operation was canceled.
• Unit-tests on Windows / unittests-cpu (3.10, windows.4xlarge, cpu) / windows-job (gh) (trunk failure)
  Process completed with exit code 2.

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