gnucash maint: Fix API doc of gnc_account_lookup_by_code()

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash/commit/4df6493b (commit)
	from  https://github.com/Gnucash/gnucash/commit/c4d9ca7b (commit)



commit 4df6493bc22535ba09849dbeda8b5886882c0b31
Author: Ralf Habacker <ralf.habacker at freenet.de>
Date:   Fri Jul 3 15:01:50 2020 +0200

    Fix API doc of gnc_account_lookup_by_code()
    
    Taken from PR #762, but it is separate issue and rest of the PR needs
    some discussion.



Summary of changes:
 libgnucash/engine/Account.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)