Fixing crop_dup_borders() so mipmap levels smaller than 4x4 get duplicated edge pixels vs. black pixels (to reduce edge artifacts on tiny mips).
Fixing crop_dup_borders() so mipmap levels smaller than 4x4 get duplicated edge pixels vs. black pixels (to reduce edge artifacts on tiny mips).

google/basis_universal,google/basis_universal,google/basis_universal,google/basis_universal,google/basis_universal,google/basis_universal