Merge pull request #569 from gdamjan/master

'llvm-tools-preview' component is now named 'llvm-tools'

Author: adamgreig

f3discovery/src/03-setup/README.md

@@ -98,10 +98,10 @@ itmdump 0.3.1
 
 ### `cargo-binutils`
 
-Install `llvm-tools-preview`
+Install `llvm-tools`
 
 ``` console
-rustup component add llvm-tools-preview
+rustup component add llvm-tools
 ```
 
 Install `cargo-binutils`

microbit/src/03-setup/README.md

@@ -56,7 +56,7 @@ rustc 1.53.0 (53cb7b09b 2021-06-17)
 ### `cargo-binutils`
 
 ``` console
-$ rustup component add llvm-tools-preview
+$ rustup component add llvm-tools
 
 $ cargo install cargo-binutils --vers 0.3.3