[Divider] Set system default ratios for draggable type only

We have validation rules in DividerAttributes which requires the fixed
divider to not set min/max ratios, so we should not set those ratios in
sanitizeDividerAttributes() for fixed type.

Bug: 293654166
Test: atest DividerPresenterTest
Change-Id: Ib01cff12314911e7b7f39feac9bcec8036b68bdb
2 files changed