anv/android: Fix size check for imported gralloc bo

1. Don't compare bo->size to image->size. An upcoming patch replaces
anv_image::size with complicated stuff. Instead, properly query the
required size with anv_GetImageMemoryRequirements.

2. Require the bo to fit the *aligned* image size.
35 jobs for !8885 with anv-image-cleanups in 15 seconds (queued for 2 seconds)
detached
Status Job ID Name Coverage
  Sanity
passed #7132649
sanity

00:00:15

 
  Container
manual #7132652
aarch64 manual
arm_build
manual #7132653
manual
arm_test-base
manual #7132654
windows shell 1809 mesa manual
windows_build_vs2019
manual #7132650
manual
x86_build-base
manual #7132651
manual
x86_test-base
 
  Container 2
created #7132662
android_build
created #7132665
arm64_test
created #7132666
armhf_test
created #7132659
i386_build
created #7132655
kernel+rootfs_amd64
created #7132656
aarch64
kernel+rootfs_arm64
created #7132657
aarch64
kernel+rootfs_armhf
created #7132660
ppc64el_build
created #7132661
s390x_build
created #7132658
x86_build
created #7132663
x86_test-gl
created #7132664
x86_test-vk
 
  Meson X86 64
created #7132672
meson-clang
created #7132673
meson-clover
created #7132669
meson-clover-testing
created #7132670
meson-gallium
created #7132671
meson-release
created #7132667
meson-testing
created #7132668
meson-testing-asan
created #7132674
meson-vulkan
 
  Build Misc
created #7132675
meson-android
created #7132677
aarch64
meson-arm64
created #7132678
aarch64
meson-arm64-build-test
created #7132676
aarch64
meson-armhf
created #7132680
meson-i386
created #7132683
meson-mingw32-x86_64
created #7132682
kvm
meson-ppc64el
created #7132681
kvm
meson-s390x
created #7132679
allowed to fail
scons-win64