Add missing steps for rclone setup

bin/omarchy-iso-rclone-config

@@ -1,4 +1,6 @@
 #!/bin/bash
+omarchy-pkg-add rclone
+mkdir -p ~/.config/rclone
 
 access_key=$(op read "op://Shared/Cloudflare Buckets/iso.omarchy.org/access_key_id" --account Omarchy)
 secret_access_key=$(op read "op://Shared/Cloudflare Buckets/iso.omarchy.org/secret_access_key" --account Omarchy)