Port PR from PBS-Java: optable-targeting: update macros, fail early if tenant and origin are not configured

[cross-repo-issue-creation]

A PR was merged over on PBS-Java

• optable-targeting: update macros, fail early if tenant and origin are not configured prebid-server-java#4131
• timestamp: 2025-08-21T11:45:32Z

[bsardo]

Closing. Optable may contribute this to the Go repo if they'd like.