Set the query search type in the vendor dialog (#141526).

[Derek Atkins]

Log Message:
-----------
Set the query search type in the vendor dialog (#141526).

	* src/business/business-gnome/dialog-vendor.c:
	  Make sure we set the proper search-type when we create the
	  query, otherwise the search will fail later.
	  Fixes #141526.

Modified Files:
--------------
    gnucash:
        ChangeLog
    gnucash/src/business/business-gnome:
        dialog-vendor.c