print interactive rebase's hint that we're waiting the editor to close the file

Signed-off-by: Kipras Melnikovas <kipras@kipras.org>

Author: kiprasmel

git-stacked-rebase.ts

@@ -458,6 +458,7 @@ export const gitStackedRebase = async (
 			if (options.editor instanceof Function) {
 				await options.editor({ filePath: pathToStackedRebaseTodoFile });
 			} else {
+				process.stdout.write("\nhint: Waiting for your editor to close the file... ");
 				execSyncInRepo(`${options.editor} ${pathToStackedRebaseTodoFile}`);
 			}
 		}