gnucash master: Avoid crash from trying to free an unallocated char*.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/0c3e8540 (commit)
	from  https://github.com/Gnucash/gnucash/commit/97f06532 (commit)



commit 0c3e85404d6547e1eb6ba1584fb58de62f30eddc
Author: John Ralls <jralls at ceridwen.us>
Date:   Sun Mar 19 10:09:01 2023 -0700

    Avoid crash from trying to free an unallocated char*.



Summary of changes:
 libgnucash/app-utils/gnc-quotes.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)