Merge commit 'ff03c0f' into upstream_2.7.2

Inital commit of dateutil 2.7.2 with history.

Added:
- Android.bp
- MODULE_LICENSE_APACHE2
- NOTICE
- METADATA

Bug: 80314772
Test: Compiled acloud with dateutil and was able to import dateutil.
Change-Id: Ic6b6f74b55006dc4bf689142c103ca88cc020385