Remove unused .github/workflows/buildMaven.yml Jenkinsfile-disabled

[julianladisch]

Purpose

CI cleanup.

.github/workflows/buildMaven.yml is disabled on https://github.com/folio-org/mod-orders/actions and has been replaced with maven.yml.

Jenkinsfile-disabled has been disabled by renaming.

Approach

Remove these unused files.

Pre-Review Checklist

• Self-reviewed Code — Reviewed code for issues, unnecessary parts, and overall quality.
• Change Notes — NEWS.md updated with clear description and issue key.
• n/a Testing — Confirmed changes were tested locally or on dev environment.
• n/a Logging: Confirmed that logging is appropriately handled.
• n/a Breaking Changes — Handled all required actions if changes affect API, DB, or interface versions.
  • n/a API/schema changes
  • n/a Interface version updates
  • n/a DB schema changes / migration scripts
• n/a New Properties / Environment Variables — Updated README.md if new configs were added.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud