Update notes for v0.11.2 (January 29th)

Tweaks regarding volumes, timings and opponent aiming

• Footstep volumes increased for action segments in noisy places (mid of act 1, end of act 2)
  
• Time from enemy preparation (ie. gun loading) to release (ie. firing) has been increased
  
• Certain enemies' blindspot has been reduced to make them more cunning (last fight of act 2)