Updated Old Bird detector UTC conversions.
Updated Old Bird detector UTC conversions.

The detector now relies on the `time_utils` module to convert local
times to UTC times. It was an oversight that it didn't do so already.
HaroldMills/Vesper,HaroldMills/Vesper,HaroldMills/Vesper,HaroldMills/Vesper,HaroldMills/Vesper