Gravity Forms 2.8.11

- AF: Fixed a floating point precision issue which can occur for some payment amounts when combined with a 100% coupon resulting in an error from the payment gateway.

- Updated the [gform_akismet_enabled](https://docs.gravityforms.com/gform_akismet_enabled/) filter to include $form_id as the second parameter.
- Updated the [gform_akismet_fields](https://docs.gravityforms.com/gform_akismet_fields/) filter to include $action as the fourth parameter.

- API: Fixed an issue where leading and trailing spaces are not removed from values included in the temporary entry produced by GFFormsModel::create_lead().