Added failing test case for resampling TimeSeries by period with a local timezone.

Related to #5340.

Signed-off-by: Kevin Stone <kevinastone@gmail.com>
Fixes Grouping by Period with Timezones

The timestamp generated to partition the data frame doesn't include timezone information, so it was creating the wrong groups.  It also had the frequency ('D') hard coded.

Fixes #5340.

Signed-off-by: Kevin Stone <kevinastone@gmail.com>