Add cargo-bloat tool

Author: Dblm0

README.md

@@ -165,6 +165,7 @@ In 2018 the Rust community created an embedded working group to help drive adopt
     - [defmt-test](https://github.com/knurling-rs/defmt-test), an embedded test harness that lets you write and run unit tests as if you were using the built-in `#[test]` attribute, but will run on an embedded target
 - [embedded-hal-compat](https://github.com/ryankurte/embedded-hal-compat), a compatibility layer to provide interoperability between `v0.2.x` and `v1.x.x` hal implementations and drivers
 - [Embassy start](https://github.com/titanclass/embassy-start) is a GitHub repo template for setting up async embedded Rust projects that use [Embassy](https://github.com/embassy-rs/embassy). This particular template targets nRF hardware and networking using the Uarte for the purposes of illustration only.
+- [cargo-bloat](https://github.com/RazrFalcon/cargo-bloat) Find out what takes most of the space in your executable.
 
 
 [embedded-hal-mock]: https://crates.io/crates/embedded-hal-mock