use tabs for indentation

rc/fzf.kak

@@ -253,14 +253,16 @@ define-command -hidden fzf-buffer %{ evaluate-commands %sh{
 	(
 		eval "$cmd"
 		if [ -s $tmp ]; then
-            ( read action
+			(
+    			read action
 				read buf
 				if [ "$action" = "ctrl-d" ]; then
 				  $setbuf $kak_bufname
 				  $delbuf $buf
 				else
 				  $setbuf $buf
-              fi) < $tmp
+				fi
+			) < $tmp
 		else
 			$setbuf $kak_bufname
 		fi