Update testActivity

Put android:animateFirstView false in the test application theme
so that the date picker view displays fully.
Update the golden image to reflect the changes.

Change-Id: If57fac5c182dd69b4b4d4fcc30d6f17a8f67ad68
(cherry picked from commit 96970138fc1c8d928a6d3ec362865e6c626f56e4)