Add a way to install development tools on fedora to readme.

Signed-off-by: Jun Aruga <[email protected]>

Author: junaruga

README.md

@@ -14,12 +14,20 @@ The Embedded Controller on your Framework Laptop handles low level functions, in
 
 The Framework Laptop EC code can be built easily outside the Chromium development environment as a standalone project with a minimal set of tools.
 
-On Ubuntu you can install the development tools easily.
+You can install the development tools easily.
+
+On Ubuntu
 
 ```
 sudo apt install gcc-arm-none-eabi libftdi1-dev
 ```
 
+On Fedora
+
+```
+sudo dnf install arm-none-eabi-gcc-cs libftdi-devel
+```
+
 ## Framework Laptop EC for Intel 11th Gen Core Processors
 
 Building the project