Init Ogury bid adapter documentation (prebid#2943)

* init ogury bid adapter documentation (#1)

* Fix gvl id for Ogury (#2)

dev-docs/bidders/ogury.md

@@ -0,0 +1,29 @@
+---
+layout: bidder
+title: ogury
+description: Ogury Bidder Adapter
+biddercode: ogury
+gdpr_supported: true
+gvl_id: 31
+usp_supported: false
+coppa_supported: false
+schain_supported: false
+dchain_supported: false
+media_types: banner
+safeframes_ok: false
+bidder_supports_deals: false
+pbjs: true
+pbs: false
+prebid_member: false
+---
+### Note:
+
+The Ogury Bidding adapter requires setup before start of usage: some configuration & account creation needs to be done. Please contact us at web.inventory@ogury.co
+
+### Bid Params
+
+{: .table .table-bordered .table-striped }
+| Name          | Scope    | Description           | Example   | Type      |
+|---------------|----------|-----------------------|-----------|-----------|
+| `assetKey`    | required | The asset key provided by Ogury   | `'OGY-CA41D116484F'` | `string`  |
+| `adUnitId`    | required | Your ad unit id configured with Ogury | `'2c4d61d0-90aa-0139-0cda-0242ac120004'` | `string`  |