Medianet: Update cookie sync url (#4443)

Author: akshatgmnet

src/main/resources/bidder-config/medianet.yaml

@@ -22,6 +22,6 @@ adapters:
         support-cors: false
         uid-macro: '<vsid>'
       redirect:
-        url: https://hbx.media.net/cksync.php?cs=1&type=pbs&ovsid=setstatuscode&bidder=medianet&gdpr={{gdpr}}&gdpr_consent={{gdpr_consent}}&us_privacy={{us_privacy}}&gpp={{gpp}}&gpp_sid={{gpp_sid}}&redirect={{redirect_url}}
+        url: https://cs.media.net/cksync.php?cs=1&type=pbs&ovsid=setstatuscode&bidder=medianet&gdpr={{gdpr}}&gdpr_consent={{gdpr_consent}}&us_privacy={{us_privacy}}&gpp={{gpp}}&gpp_sid={{gpp_sid}}&redirect={{redirect_url}}
         support-cors: false
         uid-macro: '<vsid>'