remove warning that is not needed since it does not signify a failure

[jmitrevs]

Description

There is a warning issued when a scaling (or rescaling) cannot be moved, which is triggered in many valid models that are converted fine. Therefore, it is better to remove the warning, since it may confuse users.

Type of change

• Other (Specify): remove a too-often hit warning that is not necessary bad.

Tests

Should have no effect because it is just a warning

Checklist

• I have read the guidelines for contributing.
• I have commented my code, particularly in hard-to-understand areas.
• My changes generate no new warnings.
• I have installed and run pre-commit on the files I edited or added.