[Mikey MTC]

Or, if you absolutely don't want any automation in your project, you can just open the Automation Window and click on "suspend." But that will disable automation entirely and globally until you reinstate it.

OR

Select absolutely every track in your session for the entire duration of your session. Then from the Edit menu, in the "Clear" section, select "Clear All Automation" and that should remove all the dots from everywhere they might have gotten into.