bounded_vec
defensive
* Fix a few things in bounded_vec * add test for try_extend * Update frame/support/src/storage/bounded_vec.rs Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com> * some review comments * use swap * remove clone * use pop instead of truncate * remove warn * review comments * Update frame/support/src/storage/bounded_vec.rs Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com> * fix rustdoc * fix links * undo link Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>