events: use fract8 instead of f32 for sim progress percentage

src/events.rs

@@ -2,6 +2,7 @@
 use embassy_time::Duration;
 use enum_map::Enum;
 use enumset::EnumSetType;
+use figments::liber8tion::interpolate::Fract8;
 use nalgebra::{Vector2, Vector3};
 
 use crate::ego::engine::MotionState;
@@ -42,7 +43,7 @@ pub enum Measurement {
     SensorHardwareStatus(SensorSource, SensorState),
 
     // Simulation metadata updates
-    SimulationProgress(SensorSource, Duration, f32),
+    SimulationProgress(SensorSource, Duration, Fract8),
     Annotation
 }