In Help, describe AutoCorrect Options "Ok, Cancel, Reset"
buttons (all tabs of dialog)
Added an embed tag with definition of OK, Cancel and reset buttons
Change-Id: Ie0d55a06ebe0a94c965b25d048567b164f1697cc
Reviewed-on: https://gerrit.libreoffice.org/22361
Reviewed-by: David Tardon <dtardon@redhat.com>
Tested-by: David Tardon <dtardon@redhat.com>