refactor(entities): unifica loader d'animacio via AnimationComponent::fromYaml i elimina fps:

data/entities/floor_trap/floor_trap.yaml

@@ -13,8 +13,8 @@ flags:
   collides: false
   interactable: false
 animations:
-  inactive: { frames: [0], fps: 1, loop: true }
-  active:   { frames: [0], fps: 6, loop: true }
+  inactive: { frames: [0], frame_ms: 1000, loop: true }
+  active:   { frames: [0], frame_ms: 167,  loop: true }
 cycle:
   active_duration: 0.3
   inactive_duration: 2.0