Adagio: Update Prebid Server Doc (#6247)

* Increase placement max length

Co-authored-by: Godefroi Roussel <groussel@adagio.io>

Author: GodefroiRoussel

dev-docs/bidders/adagio.md

@@ -75,7 +75,7 @@ pbjs.bidderSettings = {
 | ----------------- | ------------------ | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------ | -------- |
 | `organizationId`  | required           | Id of the Organization. Handed out by Adagio.                                                                                                                                                                                                        | `'1010'`                                                     | `string` |
 | `site`            | required           | Name of the site. Handed out by Adagio.<br><i>- max length: 50</i>                                                                                                                                                                                   | `'mysite-com'`                                               | `string` |
-| `placement`*      | required           | Refers to the placement of an adunit in a page.<br>Must not contain any information about the type of device.<br><i>- max length: 30</i><br><i>- max distinctives values: 10</i>                                                                     | `'ban_atf'`                                                  | `string` |
+| `placement`*      | required           | Refers to the placement of an adunit in a page.<br>Must not contain any information about the type of device.<br><i>- max length: 50</i><br><i>- max distinctives values: 10</i>                                                                     | `'ban_atf'`                                                  | `string` |
 | `adUnitElementId` | required           | Refers to the adunit html attribute id in a page.                                                                                                                                                                                                    | `'gpt-ban-atf'`                                              | `string` |
 | `pagetype`*       | highly recommended | Describes what kind of content will be present in the page.<br><i>- max length: 30</i><br><i>- max distinctives values: 50</i>                                                                                                                       | `'article'`                                                  | `string` |
 | `category`*       | recommended        | Category of the content displayed in the page.<br><i>- max length: 30</i><br><i>- max distinctives values: 50</i>                                                                                                                                    | `'sport'`                                                    | `string` |
@@ -113,7 +113,7 @@ Adagio supports different regions for the Prebid Server. Please deploy the prebi
 | Name              | Scope              | Description | Example | Type |
 |-------------------|--------------------|-------------|---------|------|
 | `organizationId`  | required           | Id of the Organization. Handed out by Adagio.                                                                                                                                                                                                        | `'1010'`                                                     | `string` |
-| `placement`*      | required           | Refers to the placement of an adunit in a page.<br>Must not contain any information about the type of device.<br><i>- max length: 30</i><br><i>- max distinctives values: 10</i>                                                                     | `'ban_atf'`                                                  | `string` |
+| `placement`*      | required           | Refers to the placement of an adunit in a page.<br>Must not contain any information about the type of device.<br><i>- max length: 50</i><br><i>- max distinctives values: 10</i>                                                                     | `'ban_atf'`                                                  | `string` |
 | `pagetype`*       | highly recommended | Describes what kind of content will be present in the page.<br><i>- max length: 30</i><br><i>- max distinctives values: 50</i>                                                                                                                       | `'article'`                                                  | `string` |
 | `category`*       | recommended        | Category of the content displayed in the page.<br><i>- max length: 30</i><br><i>- max distinctives values: 50</i>                                                                                                                                    | `'sport'`                                                    | `string` |