Allow subfield references without parentheses

When Who What
2025-02-14 22:21:46 Peter Eisentraut (petere) Closed in commitfest 2025-03 with status: Returned with feedback
2025-02-01 18:54:41 Peter Eisentraut (petere) Closed in commitfest 2025-01 with status: Moved to next CF
2025-01-20 14:31:48 Peter Eisentraut (petere) New status: Waiting on Author
2024-12-19 16:34:22 Peter Eisentraut (petere) Changed authors to Peter Eisentraut (petere)
2024-12-19 16:34:10 Peter Eisentraut (petere) Attached mail thread 8bb3af8a-796c-440f-b775-d05437b75e6f@eisentraut.org
2024-12-19 16:34:09 Peter Eisentraut (petere) Created patch record