Update README.md

Co-authored-by: Rebecca Turner <[email protected]>

Author: meskill

README.md

@@ -57,7 +57,8 @@ fi
 
 ### Nushell
 
-_Nushell doesn't support dynamic evaluation for source file and it requires to config exist on nu's start_
+> **Note**
+> Nushell requires sourced configuration files to exist before `nu` is started.
 
 Add to your `~/.config/nushell/config.nu`: