Resize fingerprint added illustration to specs

Use FillContentLayout to make sure the illustration is according to
specs, between 124dp and 264dp, filling up the remaining size.

The landscape layout is also updated so that the illustration is
vertically centered instead of shifted downwards.

Test: Manual
Bug: 37668789
Change-Id: If17e509d4643d620c76ca4a5bc0120272c7c58bb