Update README.md

Author: guessi

README.md

@@ -29,7 +29,7 @@ $ cloudtrail-cli --start-time 2023-02-01T00:00:00 --end-time 2023-02-01T01:00:00
 
 ## 👷 Install
 
-### For macOS users (Recommended)
+### For macOS/Linux users (Recommended)
 
 ```bash
 $ brew tap guessi/tap && brew update && brew install cloudtrail-cli