intel/blorp: Align 16bpp surfaces to 8x8 while doing HZ_OP on Gen12+

For depth and HZ resolve passes, we need to align surface to 8x8 pixels
on Gen12+, which might improve performance.

Signed-off-by: Sagar Ghuge <sagar.ghuge@intel.com>
Suggested-by: Nanley Chery <nanley.g.chery@intel.com>
Status Job ID Name Coverage
  Container+Docs
manual #4670553
aarch64 manual
arm_build
manual #4670554
manual
arm_test-base
manual #4670550
manual
x86_build-base
manual #4670552
manual
x86_build_old
manual #4670551
manual
x86_test-base
 
  Container 2
created #4670564
arm64_test
created #4670559
i386_build
created #4670555
kernel+rootfs_amd64
created #4670556
aarch64
kernel+rootfs_arm64
created #4670557
aarch64
kernel+rootfs_armhf
created #4670560
ppc64el_build
created #4670561
s390x_build
created #4670558
x86_build
created #4670562
x86_test-gl
created #4670563
x86_test-vk
 
  Meson X86 64
created #4670569
meson-android
created #4670570
meson-clang
created #4670568
meson-classic
created #4670571
meson-clover
created #4670572
meson-clover-old-llvm
created #4670566
meson-gallium
created #4670567
meson-release
created #4670565
meson-testing
created #4670573
meson-vulkan
 
  Scons
created #4670574
allowed to fail
scons-win64
 
  Meson Misc
created #4670576
aarch64
meson-arm64
created #4670577
aarch64
meson-arm64-build-test
created #4670575
aarch64
meson-armhf
created #4670578
meson-i386
created #4670581
meson-mingw32-x86_64
created #4670580
kvm
meson-ppc64el
created #4670579
kvm
meson-s390x