Port PR from PBS-Java: Add github build cache-dependency-path

[cross-repo-issue-creation]

A PR was merged over on PBS-Java

• GitHub: Add cache-dependency-path prebid-server-java#3622
• timestamp: 2025-01-07T19:04:16Z

[Net-burst]

This is actually useful for PBS Go repo too. At least the idea of adding a cache for project dependencies. It's basically free to have. With the downside that caching doesn't always work properly... it doesn't break, but the file will be re-downloaded.