tappx Bid Adapter: refactor and fix gdpr user param (#7085)
tappx Bid Adapter: refactor and fix gdpr user param (#7085)

* tappxBidAdapter :: update adapter version

* tappxBidAdapter :: refactor and fix user object

Co-authored-by: marc_tappx <d33c80bc45d65303e33ca83108a9952b745af9ef@tappx.com>
prebid/Prebid.js,PWyrembak/Prebid.js,ImproveDigital/Prebid.js,HuddledMasses/Prebid.js,prebid/Prebid.js,PubWise/Prebid.js,PubWise/Prebid.js,Niksok/Prebid.js,HuddledMasses/Prebid.js,ImproveDigital/Prebid.js,ImproveDigital/Prebid.js,tchibirev/Prebid.js,gumgum/Prebid.js,gumgum/Prebid.js,Niksok/Prebid.js,prebid/Prebid.js,PWyrembak/Prebid.js,PWyrembak/Prebid.js,tchibirev/Prebid.js,HuddledMasses/Prebid.js,PubWise/Prebid.js,Niksok/Prebid.js,gumgum/Prebid.js