Rise: Update bidder docs (#5735)

* add native in rise docs

* removed is_wrapper param

dev-docs/bidders/rise.md

@@ -5,7 +5,7 @@ description: Prebid Rise Bidder Adapter
 multiformat_supported: will-bid-on-any
 pbjs: true
 biddercode: rise
-media_types: banner, video
+media_types: banner, video, native
 schain_supported: true
 coppa_supported: true
 pbs: true
@@ -37,7 +37,6 @@ The Rise adapter requires setup and approval. Please reach out to [prebid-rise-e
 | `placementId` | optional | String |  A unique placement identifier  | "12345678"
 | `testMode` | optional | Boolean |  This activates the test mode  | false
 | `rtbDomain` | optional | String |  Sets the seller end point    | "www.test.com"
-| `is_wrapper` | private | Boolean |  Please don't use unless your account manager asked you to    | false
 
 ### Example