gnucash maint: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/68aced36 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/ecd2cdf4 (commit)
	from  https://github.com/Gnucash/gnucash/commit/0f134714 (commit)



commit 68aced362cfab4ea0ef0c657b262f533f9481002
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sat Sep 3 13:58:42 2022 +0800

    [gnc-ab-utils] concise string accumulator

commit ecd2cdf425a9e73aa578f5bddfe554e5d88eb43b
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Sep 6 09:21:52 2022 +0800

    [gnc-glib-utils] gnc_g_list_stringjoin skips NULL data



Summary of changes:
 gnucash/import-export/aqb/gnc-ab-utils.c         | 50 ++++--------------------
 libgnucash/core-utils/gnc-glib-utils.c           | 19 ++++++---
 libgnucash/core-utils/test/test-gnc-glib-utils.c |  5 +++
 3 files changed, 26 insertions(+), 48 deletions(-)