PBJS Core - Validate adunit page position / PBS and RP adapters updates to pass pos in banner and video requests

[mmoschovas]

Type of change

• Bugfix
• Feature
• New bidder adapter
• 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

• PBJS Core update to include validation of pos value on adunit
• PBS adapter update to include pos value on banner requests (video already included)
• RP adapter update to use pos bidder params.pos or mediaType.banner.pos value in banner request (video already passed properly)

Issue: #5578

Be sure to test the integration with your adserver using the Hello World sample page.

• contact email of the adapter’s maintainer
• official adapter submission

For any changes that affect user-facing APIs or example code documented on http://prebid.org, please provide:

• A link to a PR on the docs repo at https://github.com/prebid/prebid.github.io/

Other information

[ncolletti]

LGTM, could use a docs PR to add a note about this in the Ad Unit Reference page. Also adding another reviewer since this contains core files.

[Fawke]

Change looks good but we will need a Docs PR as well.

[bretg]

Docs PR prebid/prebid.github.io#2917

[Fawke]

LGTM