gnucash stable: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/550c43d1 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/8e21d332 (commit)
	from  https://github.com/Gnucash/gnucash/commit/a49fd0bc (commit)



commit 550c43d13a24f11fe43a67f64f4843883d733f60
Merge: a49fd0bc09 8e21d3328f
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Wed Sep 20 07:29:16 2023 +0800

    Merge branch 'free-guid-string' into stable #1777

commit 8e21d3328f6b83a56ee5eed5710d433319a27280
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Sep 19 20:25:30 2023 +0800

    guid_to_string should be freed.



Summary of changes:
 bindings/guile/gnc-optiondb.i            | 3 ++-
 libgnucash/backend/sql/gnc-owner-sql.cpp | 6 +++++-
 libgnucash/engine/gnc-option-impl.cpp    | 7 ++++++-
 libgnucash/engine/gnc-option-impl.hpp    | 4 +++-
 4 files changed, 16 insertions(+), 4 deletions(-)