Use embassy/defmt-timestamp-uptime in all examples.

examples/nrf/src/bin/qspi_lowpower.rs

@@ -2,15 +2,15 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 
-#[path = "../example_common.rs"]
-mod example_common;
-
 use core::mem;
+use defmt::{info, unwrap};
 use embassy::executor::Spawner;
 use embassy::time::{Duration, Timer};
 use embassy_nrf::Peripherals;
 use embassy_nrf::{interrupt, qspi};
-use example_common::*;
+
+use defmt_rtt as _; // global logger
+use panic_probe as _;
 
 // Workaround for alignment requirements.
 // Nicer API will probably come in the future.