RoundhouseAds Bid Adapter: Add new bidder adapter with tests

[juliansalinas121]

Type of change

•	New bidder adapter

Description of change

This pull request adds the RoundhouseAds Bid Adapter to Prebid.js. The adapter supports banner, video, and native ad formats, enabling integration with RoundhouseAds’ advertising platform. This update includes:

•	The main adapter code with full support for multiple media types.
•	Comprehensive unit tests with over 80% code coverage.
•	Example configuration code to assist in integration.

Maintainer Contact: info@roundhouseads.com

Test Parameters

To validate bid responses, use the following configuration:
var adUnits = [ { code: 'banner-ad-unit', mediaTypes: { banner: { sizes: [[300, 250]] } }, bids: [ { bidder: "roundhouseads", params: { placementId: "your-placement-id" } } ] }, { code: 'native-ad-unit', mediaTypes: { native: { title: { required: true }, body: { required: true }, image: { required: true }, icon: { required: false }, } }, bids: [ { bidder: "roundhouseads", params: { placementId: "your-placement-id" } } ] }, { code: 'video-ad-unit', mediaTypes: { video: { context: 'instream', playerSize: [640, 480], mimes: ['video/mp4'], protocols: [2, 5], maxduration: 30, linearity: 1, api: [2] } }, bids: [ { bidder: "roundhouseads", params: { placementId: "your-placement-id", video: { language: 'en' } } } ] } ];

Other information

•	Documentation: The bidder parameter documentation PR is submitted at [prebid/prebid.github.io](https://github.com/prebid/prebid.github.io).
•	Testing: This adapter was tested using the [Hello World](https://github.com/prebid/Prebid.js/blob/master/integrationExamples/gpt/hello_world.html) sample page to verify bid responses and integration with our ad server.

[patmmccann]

Please remove this change and your change to the creative

[patmmccann]

Please support the openrtb location

[patmmccann]

This is not resolved