TIF: change the column names to be consistent with other fields

1. Add _MILLIS for time related columns.
2. Remove PREVIEW_ prefix.
(COLUMN_PREVIEW_VIDEO_URI is an exception since the meaning is not
clear without it.)
3. Add _URI for COLUMN_LOGO

Test: cts-tradefed run cts -m CtsTvTestCases
Bug: 34806184
Change-Id: I1c75b0402508911a37491c7712f12574e574fb9b
4 files changed