Add Eskimi bidder documentation (#4471)

* Add Eskimi bidder documentation

* add safeframes_ok and ortb_blocking_supported fields to eskimi bidder docs

dev-docs/bidders/eskimi.md

@@ -0,0 +1,24 @@
+---
+layout: bidder
+title: Eskimi
+description: Prebid Eskimi Bidder Adapter
+pbjs: true
+pbs: false
+biddercode: eskimi
+deals_supported: false
+media_types: banner
+gvl_id: 814
+sidebarType: 1
+schain_supported: true
+floors_supported: true
+safeframes_ok: false
+ortb_blocking_supported: false
+---
+
+
+### Bid Params
+
+{: .table .table-bordered .table-striped }
+| Name              | Scope    | Description                   | Example | Type       |
+|-------------------|----------|-------------------------------|---------|------------|
+| `placementId`     | required | The placement ID from Eskimi. | `612`   | `integer`  |