New Adapter: Sevio

[daniel-gheorghian-sevio]

Adds Prebid Server support.

🏷 Type of documentation

• new bid adapter
• update bid adapter
• new feature
• text edit only (wording, typos)
• bugfix (code examples)
• new examples

🏷 Description of change

• official adapter submission

• Contact email of the adapter's maintainer technical@sevio.com

• A link to a PR on the docs repo at Update sevio.md prebid.github.io#6588

[github-actions]

Code coverage summary

Note:

• Prebid team doesn't anticipate tests covering code paths that might result in marshal and unmarshal errors
• Coverage summary encompasses all commits leading up to the latest one, 3391395

sevio

Refer here for heat map coverage report

github.com/prebid/prebid-server/v4/adapters/sevio/sevio.go:15:	Builder			100.0%
github.com/prebid/prebid-server/v4/adapters/sevio/sevio.go:26:	MakeRequests		81.8%
github.com/prebid/prebid-server/v4/adapters/sevio/sevio.go:50:	MakeBids		95.2%
github.com/prebid/prebid-server/v4/adapters/sevio/sevio.go:89:	getMediaTypeForBid	100.0%
total:								(statements)		92.1%