gnucash-on-windows master: Add appstream-glib and libsecret to the build requirements

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash-on-windows/commit/6958a23b (commit)
	from  https://github.com/Gnucash/gnucash-on-windows/commit/6fccac36 (commit)



commit 6958a23b932c8fe81588e2b2daf72a67a81be265
Author: John Ralls <jralls at ceridwen.us>
Date:   Mon Jun 30 12:02:13 2025 -0700

    Add appstream-glib and libsecret to the build requirements
    
    and libsecret to the packaging requirements.



Summary of changes:
 inno_setup/gnucash-mingw64.iss | 3 ++-
 setup-mingw64.ps1              | 4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)