chore: 📎 + fmt

Software/MainBoard/rust/src/tank.rs

@@ -1,7 +1,7 @@
 use crate::alloc::string::{String, ToString};
 use crate::config::TankConfig;
-use crate::hal::HAL;
 use crate::fat_error::FatResult;
+use crate::hal::HAL;
 use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
 use embassy_sync::mutex::MutexGuard;
 use serde::Serialize;
@@ -161,7 +161,7 @@ pub async fn determine_tank_state(
         match board
             .board_hal
             .get_tank_sensor()
-            .and_then(|f| core::prelude::v1::Ok(f.tank_sensor_voltage()))
+            .map(|f| f.tank_sensor_voltage())
         {
             Ok(raw_sensor_value_mv) => TankState::Present(raw_sensor_value_mv.await.unwrap()),
             Err(err) => TankState::Error(TankError::BoardError(err.to_string())),