updated sonobi bidder meta data to support mobile apps and other meta data that has been supported for a wile. (prebid#2637)

Author: JonGoSonobi

dev-docs/bidders/sonobi.md

@@ -3,12 +3,15 @@ layout: bidder
 title: Sonobi
 description: Prebid Sonobi Bidder Adaptor
 biddercode: sonobi
-media_types: video
+media_types: banner, video
 gdpr_supported: true
 userIds: britepoolId, criteo, id5Id, identityLink, liveIntentId, netId, parrableId, pubCommonId, unifiedId
 pbjs: true
 pbs: true
 tcf2_supported: true
+usp_supported: true
+schain_supported: true
+pbs_app_supported: true
 ---
 
 ### Note: