Fix incorrect spawn function call and update dependencies

- Corrected usage of `spawner.spawn` by fixing misplaced error propagation.
- Updated `Cargo.lock` with new and upgraded dependencies, including `base64`, `darling`, and `smoltcp` upgrades.

Software/MainBoard/rust/src/main.rs

@@ -317,7 +317,7 @@ async fn safe_main(spawner: Spawner) -> FatResult<()> {
         let reboot_now = Arc::new(AtomicBool::new(false));
         let stack_val = stack.take();
         if let Some(s) = stack_val {
-            spawner.spawn(http_server(reboot_now.clone(), s))?;
+            spawner.spawn(http_server(reboot_now.clone(), s)?);
         } else {
             bail!("Network stack missing, hard abort")
         }
@@ -673,7 +673,7 @@ async fn safe_main(spawner: Spawner) -> FatResult<()> {
     if stay_alive {
         let reboot_now = Arc::new(AtomicBool::new(false));
         if let Some(s) = stack.take() {
-            spawner.spawn(http_server(reboot_now.clone(), s))?;
+            spawner.spawn(http_server(reboot_now.clone(), s)?);
             wait_infinity(board, WaitType::MqttConfig, reboot_now.clone(), timezone).await;
         } else {
             bail!("Network Stack missing, hard abort");
@@ -690,7 +690,7 @@ async fn safe_main(spawner: Spawner) -> FatResult<()> {
         Timer::after_millis(5000).await;
 
         board.board_hal.get_esp().set_restart_to_conf(false);
-        let _ = board
+        board
             .board_hal
             .deep_sleep(1000 * 1000 * 60 * deep_sleep_duration_minutes as u64)
             .await;
@@ -1282,7 +1282,7 @@ use embassy_time::WithTimeout;
 async fn main(spawner: Spawner) -> ! {
     // intialize embassy
     crate::log::INTERCEPTOR.init();
-    spawner.must_spawn(crate::log::log_task());
+    spawner.spawn(log::log_task().unwrap());
     //force init here!
     match BOARD_ACCESS.init(
         PlantHal::create()