Win32: Update aqbanking/gwenhywfar package versions for windows build.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@23199 57a11ea4-9604-0410-9ed3-97b8803252fd
Minor improvement in message about last modification time upon opening a file.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@23200 57a11ea4-9604-0410-9ed3-97b8803252fd