[UI] Improve Condition Icons

We should be creating thematically fitting icons for the conditions that are possible in Conan.

• Blind
• Burning
• Dazed
• Deaf
• Hindered
• Poisoned
• Staggered

The following discussion from !93 (merged) should be addressed:

• @kayhos started a discussion: (+3 comments)

  There was already an icon for blindness, why replace it with a colored version ?