ARM: vfp: Fix the comment to make it consistent with the code.

Function vfp_force_reload() clears vfp_current_hw_state, so
update the comment accordingly.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Angelo G. Del Regno -- EternityProject Team Manager <kholk11@gmail.com>