fix (lint_clean_files): xargs conflict warning

lint_clean_files.sh

@@ -10,7 +10,7 @@ mapfile -t FILES < <(
 	cat clean_files.txt \
 		| grep -v -E '^\s*$' \
 		| grep -v -E '^\s*#' \
-		| xargs -n1 -I{} find "{}" -type f
+		| xargs --replace -n1 find "{}" -type f
 )
 
 # We clear the BASH_IT variable to help the shellcheck checker