Update apache-ant to v1.10.9
- No longer logs a warning if tools.jar cannot be found
- Miscellaneous changes and tiny bug fixes
Full changelog is available here.
Test Plan: Build josm from source
Reviewers: Triage Team, DataDrake
Reviewed By: Triage Team, DataDrake
Differential Revision: https://dev.getsol.us/D9762