video:fbdev: fix compiler issue due to improper braces or indentation

This fix for below warning
warning: misleading indentation; statement is not part of the
previous 'if'.

Change-Id: I925582f0d062dfd7af7085dbe1292ce5d624029f
Signed-off-by: Swetha Chikkaboraiah <schikk@codeaurora.org>