Yes, you must delete the form if you have no dividends for 2022.
Here's the general procedure for viewing a list of all the forms in your return and deleting unwanted forms, schedules, and worksheets in TurboTax Online:
Sign in to TurboTax and open your return by selecting Continue or Pick up where you left off
In the left menu, select Tax Tools and then Tools
In the pop-up window Tool Center, choose Delete a form (Delete all Schedule B Form 1099-DIVs) if no dividends received for year and
Select Delete next to the form, schedule, and worksheet in the list and follow the instructions
Or go to Personal income>Investments/Savings 1099 DIV>Delete Form.