Tweak toast docs (#33810)
Tweak toast docs (#33810)

* Tweak toast docs

- a few rewordings/tweaks
- add info about toasts with focusable/actionable controls (shouldn't autohide them)

* Update site/content/docs/5.0/components/toasts.md

Co-authored-by: Mark Otto <12d1534cbab533fa770a644b94441a210fc71171@gmail.com>

* Update site/content/docs/5.0/components/toasts.md

Co-authored-by: Mark Otto <12d1534cbab533fa770a644b94441a210fc71171@gmail.com>

Co-authored-by: Mark Otto <12d1534cbab533fa770a644b94441a210fc71171@gmail.com>
inway/bootstrap,twbs/bootstrap,tjkohli/bootstrap,m5o/bootstrap,coliff/bootstrap,tjkohli/bootstrap,coliff/bootstrap,inway/bootstrap,inway/bootstrap,m5o/bootstrap,twbs/bootstrap