Updated gender to freeform

versioned_docs/version-3.0/importing-historical-data-to-adapty.md

@@ -62,7 +62,7 @@ Please use the following files as samples for [iOS](https://docs.google.com/spre
 | **created_at** | optional | Date and time of profile creation (2019-12-31 23:59:59-06:00) |
 | **birthday** | optional | The birthday of the user in format 2000-12-31 |
 | **email** | optional | The e-mail of your user |
-| **gender** | optional | The gender of the user. Possible values are: `f` \| `m` |
+| **gender** | optional | The gender of the user |
 | **phone_number** | optional | The phone number of your user |
 | **country** | optional | format [ISO 3166-1 alpha-2](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2) |
 | **first_name** | optional | The first name of your user |
@@ -80,8 +80,8 @@ Please use the following files as samples for [iOS](https://docs.google.com/spre
 | **adjust_device_id** | optional | The device ID from Adjust |
 | **facebook_anonymous_id** | optional | A unique identifier generated by Facebook for users who interact with your app or website anonymously, meaning they are not logged into Facebook |
 | **branch_id** | optional | Unique identifier from Branch |
-| **attribution_source** | optional | The source integration of the attribution, for example, appsflyer | adjust | branch | apple_search_ads |
-| **attribution_status** | optional | organic | non_organic|unknown |
+| **attribution_source** | optional | The source integration of the attribution, for example, appsflyer |
+| **attribution_status** | optional | organic |
 | **attribution_channel** | optional | The attribution channel that brought the transaction |
 | **attribution_campaign** | optional | The attribution campaign that brought the transaction |
 | **attribution_ad_group** | optional | The attribution ad group that brought the transaction |