Show notes selected for deletion as list before delete

[jesscmoore]

Description

Show notes selected for deletion as a list before confirming delete

Why

So that as a user I confirm deletion of multiple notes after reviewing the list selected for deletion

Closing Criteria

Checklist for closing the issue:

• No errors from make prep
• All tests pass make qtest
• See a list of notes selected for deletion after clicking delete

[jesscmoore]

Involves creating a MultiNoteDeleteActionButton which is the isSelectionMode part of NoteListDeleteButton. which on click calls the NotesDelDialog (containing NoteListDeleteButton)