msm: mdss: pipe: fix solid fill image programming

When programming pipe in solid fill, the image properties should be
programmed to make sure that scaling blocks are bypassed. In order to
do this we need to program out resolution to same size as source.

Change-Id: If0a9182ca738e753f99a5b5e9cc20bc76b75238a
Signed-off-by: Adrian Salido-Moreno <adrianm@codeaurora.org>