Updating EMXDigital Doc to include floors support (prebid#4342)

* adding video to supported mediatypes

* Adding tcfv2, ccpa and schain support

* removing bidder_support_deals

* supporting liveramp and uid2 userids

* Updating doc for floors support (prebid#2)

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Co-authored-by: Rakesh Balakrishnan <[email protected]>

Author: 2 people

dev-docs/bidders/emx_digital.md

@@ -10,6 +10,7 @@ gdpr_supported: true
 gvl_id: 183
 usp_supported: true
 schain_supported: true
+floors_supported: true
 userIds: identityLink, uid2
 sidebarType: 1
 ---