Then you will need to contact TurboTax support for this problem with not being able to delete this form that should not be included with the state return.
See this TurboTax support FAQ for contacting support - https://ttlc.intuit.com/turbotax-support/en-us/help-article/account-management/contact-turbotax/L2y9...
Support can also be reached by messaging them on these pages https://www.facebook.com/turbotax/ and https://twitter.com/TeamTurboTax
