Revert back to 2.0.5 due to too many errors

Switch to single jar from:
https://repo1.maven.org/maven2/com/google/errorprone/error_prone_ant/2.0.5/error_prone_ant-2.0.5.jar
3 files changed
tree: f66441d79733ac98d17a4956498abda385b0cc8a
  1. error_prone_ant-2.0.5.jar
  2. LICENSE
  3. README.chromium