[U-Boot-Users] PATCH: fix for long dir entry slot id calculation

Fixes: o fixed long dir entry slot id calculation in get_vfatname

Changes: * fixed long dir entry slot id calculation in get_vfatname * replaced all 0x40 in fs/fat/fat.c with LAST_LONG_ENTRY_MASK and added LAST_LONG_ENTRY_MASK to include/fat.h

Any issues, let me know.