remove shell script for renaming files

packages/icons/lowercase.sh

@@ -1,10 +0,0 @@
-#!/bin/zsh
-
-directory=$1
-
-for file in "$directory"/*; do
-  filename=$(echo "$file" | tr '[:upper:]' '[:lower:]') # convert to lowercase
-  filename="${filename// /-}" # replace spaces with dashes
-  filename="${filename//_/-}" # replace underscores with dashes
-  mv "$file" "$filename"
-done