Add section Embedded Setup back into chapter 5

- Add Embedded Setup to SUMMARY
- Add 'link-arg' from workspace to 'config.toml' for completeness

Author: ajamtli

mdbook/src/05-meet-your-software/.cargo/config.toml

@@ -5,4 +5,5 @@ target = "thumbv7em-none-eabihf"
 runner = "probe-rs run --chip nRF52833_xxAA"
 rustflags = [
   "-C", "linker=rust-lld",
+  "-C", "link-arg=-Tlink.x",
 ]

mdbook/src/SUMMARY.md

@@ -11,6 +11,7 @@
     - [micro:bit v2](04-meet-your-hardware/microbit-v2.md)
     - [Rust Embedded terminology](04-meet-your-hardware/terminology.md)
 - [Meet your software](05-meet-your-software/README.md)
+    - [Embedded Setup](05-meet-your-software/embedded-setup.md)
     - [Build it](05-meet-your-software/build-it.md)
     - [Flash it](05-meet-your-software/flash-it.md)
     - [Debug it](05-meet-your-software/debug-it.md)