New version of the nushell script
Fix
@@ -13,7 +13,7 @@ use {
/// must be incremented when the architecture changes or one of the shell
/// specific scripts is upgraded to a new version
-const CURRENT_VERSION: usize = 2;
+const CURRENT_VERSION: usize = 3;
const REFUSED_FILE_CONTENT: &str = r#"
This file tells broot you refused the installation of the companion shell function.
