Added support for Liveramp userId submodule & read sizes from adUnit.mediaTypes.banner

[ix-prebid-support]

Type of change

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Does this change affect user-facing APIs or examples documented on http://prebid.org?
• Other

Description of change

• Added support for Liveramp userId submodule
• The adapter now reads sizes from adUnit.mediaTypes.banner directly and send any missing size(s) found as a part of the bid request as well

[ix-prebid-support]

hi @bmwcmw @mike-chowla,

Any ETA on when this can be reviewed and merged?

[mike-chowla]

LGTM

I thought about asking you use the pre-generated eids array but given you are tracking which ids get added and augmenting it, there wouldn't be any code saving since you'd still ned the code to add entries