QcomModulePkg: double available flash size

Because we are going to include LVGL soon, our abl size will
increase and exceed the maximum defined flash size.

Our abl partition got plenty of space (1024 kb) and doubling
the maximum flash size is fine.

Change-Id: I25cef06241ac873cd9695bbc836df908b9abbc5b
Signed-off-by: Alexander Martinz <amartinz@shiftphones.com>
1 file changed