Bump ant from 1.8.2 to 1.9.15 in /core
Bump ant from 1.8.2 to 1.9.15 in /core

Bumps ant from 1.8.2 to 1.9.15.

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
SHAF-WORK/shaf,SHAF-WORK/shaf,SHAF-WORK/shaf