Add "fix: bug in block erase logic" Commit to `r36.4.4-updates` Branch

[dchvs]

The fix: bug in block erase logic was merged to r36.4.3-updates branch, but not to r36.4.4-updates.

r36.4.3-updates

edk2-nvidia/Silicon/NVIDIA/Drivers/FvbNorFlashDxe/VarIntCheck.c

Line 500 in a85e6ce

CurBlock = (ValidRecord / This->BlockSize);

r36.4.4-updates

edk2-nvidia/Silicon/NVIDIA/Drivers/FvbNorFlashDxe/VarIntCheck.c

Line 316 in 350c50a

CurBlock = (ValidRecord / This->PartitionByteOffset);