Improve confirmation message

Signed-off-by: Kirtan Gajjar <[email protected]>

Author: kirtangajjar

php/commands/src/CLI_Command.php

@@ -500,7 +500,7 @@ public function cmd_dump() {
 	 */
 	public function self_uninstall( $args, $assoc_args ) {
 
-		EE::confirm("Are you sure you want to remove EasyEngine and all its sites(along with their data) ?", $assoc_args);
+		EE::confirm("Are you sure you want to remove EasyEngine and all its sites(along with their data)?\nThis is an irreversible action. No backup will be kept.", $assoc_args);
 
 		Utils\default_launch("docker rm -f $(docker ps -aqf label=org.label-schema.vendor=\"EasyEngine\")");
 		$home = Utils\get_home_dir();