[hotfix] fix lr scheduler bug in torch 2.0

[Fridge003]

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fixed #4829

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fix bug when saving lr_scheduler under torch 2.0

this bug is caused by torch 2.0 modifying the base class of learning scheduler from _LRScheduler to LRScheduler

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[github-actions]

The code coverage for the changed files is %.

Click me to view the complete report

Name                                    Stmts   Miss  Cover
-----------------------------------------------------------
colossalai/nn/lr_scheduler/delayed.py     113     90    20%
-----------------------------------------------------------
TOTAL                                     113     90    20%

[github-actions]

The code coverage for the changed files is 62%.

Click me to view the complete report

Name                                                       Stmts   Miss  Cover
------------------------------------------------------------------------------
colossalai/nn/lr_scheduler/delayed.py                        113     70    38%
tests/test_checkpoint_io/test_general_checkpoint_io.py       111      0   100%
tests/test_zero/test_gemini/test_zerooptim_state_dict.py      60     39    35%
------------------------------------------------------------------------------
TOTAL                                                        284    109    62%