cargo embed does not work as a runner for cargo (#46)

Closes #45

.cargo/config.toml

@@ -1,11 +1,8 @@
 [target.'cfg(all(target_arch = "arm", target_os = "none"))']
 # Choose a default "cargo run" tool:
 # - probe-run provides flashing and defmt via a hardware debugger
-# - cargo embed offers flashing, rtt, defmt and a gdb server via a hardware debugger
-#     it is configured via the Embed.toml in the root of this project
 # - elf2uf2-rs loads firmware over USB when the rp2040 is in boot mode
 runner = "probe-run --chip RP2040"
-# runner = "cargo embed"
 # runner = "elf2uf2-rs -d"
 
 rustflags = [