Bug 33845: Display hold notes in OPAC

Bug 33845: Display hold notes in OPAC

This patch adds the holds notes to the patron's account holds list

1 - Ensure system preference 'OpacHoldNotes' is enabled
2 - Place a hold on the OPAC and add a note
3 - Confirm the note displays on the Summary page Holds tab of 'Your account'
4 - In staff client, disable system preference 'OpacHoldNotes'
5 - View Holds on patron's account in opac
6 - Confirm the note no longer shows

Signed-off-by: Andrew Fuerste-Henry <andrewfh@dubcolib.org>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>