The BILL (not a law) does not even mention the word “pronoun.”

Read it yourself: Bill HB447

Michigan DID NOT Criminalize Pronoun Misuse via Steve Lehto

Related:

Michigan residents could be charged with a felony, face up to five years in prison and get a $10,000 fine for using the wrong pronouns under ‘unconstitutional’ new bill

Michigan hate speech bill would make it a felony to make someone ‘feel threatened’