EasyEDA DRC diameter error
This isn't a good solution if you have a lot of errors but you need to:

Right click where the error is
Go to Attributes
Add a bunch of zeros at the end of the Diameter property to remove the rounding error.

Pics below.
See 21 DRC errors

Right click where error is and go to attributes

Add zeros at end of the Diameter to remove rounding error

Only 20 errors now after updating and refreshing DRC errors (green icon next to folder)