gnucash stable: Correct the Doxygen doc for qof_instance_get/set_kvp.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/ec4a85a5 (commit)
	from  https://github.com/Gnucash/gnucash/commit/43b6b92e (commit)



commit ec4a85a56cd497446e280b29de01ede9674d2ec9
Author: John Ralls <jralls at ceridwen.us>
Date:   Thu May 21 17:33:20 2026 -0700

    Correct the Doxygen doc for qof_instance_get/set_kvp.



Summary of changes:
 libgnucash/engine/qofinstance-p.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)