This function sets an archived checksheet back to 'In Revision'.
If there is already a check sheet 'In Revision', that checksheet wil be archived

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### Parameters
**masterChkShtId** `Integer`: Id of master check sheet<br />
**chkShtId** `Integer`: Id of check sheet<br />
**userId** `Integer`: Id of user executing the function<br />

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### Returns
**# of records modified** `Integer`<br />
**message** `String` None if success<br />

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### Example
```python
masterChkShtId=1001
chkShtId=3003  # archived sheet id
userId=5
# Revert an archived sheet back to In Revision
retVal, msg = system.kanoa.quality.sheet.revertSheetVersionState(masterChkShtId, chkShtId, userId)
```