Hotfix 0.9.12.1b

[h3]Balancing:[/h3]

• Rebalanced attacks of earth rift boss/trial difficulty to match other guardian difficulty
  

[h3]Bugfixes:[/h3]

• Lowered sfx volume on event starts
  
• Fixed icons for not available echo weapons on minimap
  
• Fixed late collider deactivation on mad king running attack.