fsck.f2fs: show total sectors consumed by filesystem
fsck.f2fs: show total sectors consumed by filesystem

This patch shows the information about the number of total sectors composing
filesystem.

Signed-off-by: Jaegeuk Kim <71255387a32c360dfbe6dfb7aaeb123bf1dc8cb6@kernel.org>

VanirAOSP/external_f2fs-tools,Euphoria-OS-Legacy/android_external_f2fs-tools,Fusion-Rom/android_external_f2fs-tools,Euphoria-OS-Legacy/android_external_f2fs-tools,Fusion-Rom/android_external_f2fs-tools,VanirAOSP/external_f2fs-tools