[doc] removed read-the-docs (#2932)

docs/colossalai/colossalai.tensor.dist_spec_mgr.rst

-colossalai.tensor.dist\_spec\_mgr
-=================================
-
-.. automodule:: colossalai.tensor.dist_spec_mgr
-   :members:

docs/colossalai/colossalai.tensor.distspec.rst

-colossalai.tensor.distspec
-==========================
-
-.. automodule:: colossalai.tensor.distspec
-   :members:

docs/colossalai/colossalai.tensor.op_wrapper.rst

-colossalai.tensor.op\_wrapper
-=============================
-
-.. automodule:: colossalai.tensor.op_wrapper
-   :members:

docs/colossalai/colossalai.tensor.param_op_hook.rst

-colossalai.tensor.param\_op\_hook
-=================================
-
-.. automodule:: colossalai.tensor.param_op_hook
-   :members:

docs/colossalai/colossalai.tensor.process_group.rst

-colossalai.tensor.process\_group
-================================
-
-.. automodule:: colossalai.tensor.process_group
-   :members:

docs/colossalai/colossalai.tensor.rst

-colossalai.tensor
-=================
-
-.. automodule:: colossalai.tensor
-   :members:
-
-
-.. toctree::
-   :maxdepth: 2
-
-   colossalai.tensor.colo_parameter
-   colossalai.tensor.colo_tensor
-   colossalai.tensor.compute_spec
-   colossalai.tensor.const
-   colossalai.tensor.dist_spec_mgr
-   colossalai.tensor.distspec
-   colossalai.tensor.op_wrapper
-   colossalai.tensor.param_op_hook
-   colossalai.tensor.process_group
-   colossalai.tensor.tensor_spec
-   colossalai.tensor.utils

docs/colossalai/colossalai.tensor.tensor_spec.rst

-colossalai.tensor.tensor\_spec
-==============================
-
-.. automodule:: colossalai.tensor.tensor_spec
-   :members:

docs/colossalai/colossalai.tensor.utils.rst

-colossalai.tensor.utils
-=======================
-
-.. automodule:: colossalai.tensor.utils
-   :members:

docs/colossalai/colossalai.testing.comparison.rst

-colossalai.testing.comparison
-=============================
-
-.. automodule:: colossalai.testing.comparison
-   :members:

docs/colossalai/colossalai.testing.rst

-colossalai.testing
-==================
-
-.. automodule:: colossalai.testing
-   :members:
-
-
-.. toctree::
-   :maxdepth: 2
-
-   colossalai.testing.comparison
-   colossalai.testing.utils

docs/colossalai/colossalai.testing.utils.rst

-colossalai.testing.utils
-========================
-
-.. automodule:: colossalai.testing.utils
-   :members:

docs/colossalai/colossalai.trainer.hooks.rst

-colossalai.trainer.hooks
-========================
-
-.. automodule:: colossalai.trainer.hooks
-   :members:

docs/colossalai/colossalai.trainer.rst

-colossalai.trainer
-==================
-
-.. automodule:: colossalai.trainer
-   :members:
-
-.. toctree::
-   :maxdepth: 2
-
-   colossalai.trainer.hooks

docs/colossalai/colossalai.utils.activation_checkpoint.rst

-colossalai.utils.activation\_checkpoint
-=======================================
-
-.. automodule:: colossalai.utils.activation_checkpoint
-   :members:

docs/colossalai/colossalai.utils.checkpoint.module_checkpoint.rst

-colossalai.utils.checkpoint.module\_checkpoint
-==============================================
-
-.. automodule:: colossalai.utils.checkpoint.module_checkpoint
-   :members:

docs/colossalai/colossalai.utils.checkpoint.rst

-colossalai.utils.checkpoint
-===========================
-
-.. automodule:: colossalai.utils.checkpoint
-   :members:
-
-
-.. toctree::
-   :maxdepth: 2
-
-   colossalai.utils.checkpoint.module_checkpoint
-   colossalai.utils.checkpoint.utils

docs/colossalai/colossalai.utils.checkpoint.utils.rst

-colossalai.utils.checkpoint.utils
-=================================
-
-.. automodule:: colossalai.utils.checkpoint.utils
-   :members:

docs/colossalai/colossalai.utils.checkpointing.rst

-colossalai.utils.checkpointing
-==============================
-
-.. automodule:: colossalai.utils.checkpointing
-   :members:

docs/colossalai/colossalai.utils.common.rst

-colossalai.utils.common
-=======================
-
-.. automodule:: colossalai.utils.common
-   :members:

docs/colossalai/colossalai.utils.cuda.rst

-colossalai.utils.cuda
-=====================
-
-.. automodule:: colossalai.utils.cuda
-   :members: