tasks: oled_render: reduce fps to 15

src/tasks/oled_render.rs

@@ -12,7 +12,7 @@ use crate::{backoff::Backoff, graphics::ssd1306::SsdOutput, tasks::oled::{Locked
 pub async fn oled_render(mut output: SsdOutput, mut surfaces: OledUiSurfacePool, uniforms: LockedUniforms) {
     warn!("Starting OLED rendering task");
     Backoff::from_secs(1).forever().attempt::<_, (), DisplayError>(async || {
-        const FPS: u64 = 30;
+        const FPS: u64 = 15;
         const RENDER_BUDGET: Duration = Duration::from_millis(1000 / FPS);
 
         const ANIMATION_TPS: u64 = 30;