gnucash stable: [qofobject.cpp] check col!=nullptr instead of obj

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/04af7b5f (commit)
	from  https://github.com/Gnucash/gnucash/commit/5de6a080 (commit)



commit 04af7b5fa6e63a7fe9cc424db83b904c1d6a4a1b
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sun Nov 23 10:33:03 2025 +0800

    [qofobject.cpp] check col!=nullptr instead of obj
    
    because obj was already verified non-nullptr a few lines prior. this
    logic error present since original qofobject.c



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