Update README to remove old config migration info

Removed information about automatic migration of old config files.

Author: Maxteabag

README.md

@@ -239,8 +239,6 @@ Autocomplete triggers automatically in INSERT mode. Use `Tab` to accept.
 
 Connections and settings are stored in `$XDG_CONFIG_HOME/sqlit/` (default: `~/.config/sqlit/`). Override the location by setting `SQLIT_CONFIG_DIR`.
 
-If an older install left files in `~/.sqlit/`, they are moved to the new location automatically on first run.
-
 ### Custom keybindings
 
 Edit the `keymap.json` file in your sqlit config dir. See [`config/keymap.template.json`](config/keymap.template.json) for the full default keymap. Keymap.json need to only contain the overriding keymaps.