gnucash maint: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/55ecaa92 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/0a9f9821 (commit)
	from  https://github.com/Gnucash/gnucash/commit/e366b29b (commit)



commit 55ecaa92524ac86ee1fb8c80bca4b7a4c1c59b36
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Mar 30 06:51:07 2021 +0800

    [report-core] fix error string

commit 0a9f9821ca442cc67461887b5fb74054b2b13c45
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Mon Mar 29 22:52:33 2021 +0800

    [report-core] Remove unused string definition



Summary of changes:
 gnucash/report/report-core.scm | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)