gnucash-on-osx master: Update AQBanking to 6.6.1, gwen to 5.12.1

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash-on-osx/commit/b8fa5ed9 (commit)
	from  https://github.com/Gnucash/gnucash-on-osx/commit/0ca6dc07 (commit)



commit b8fa5ed962a76b57fd924c47f2793d9cb858abf9
Author: John Ralls <jralls at ceridwen.us>
Date:   Sun Aug 3 11:45:56 2025 -0700

    Update AQBanking to 6.6.1, gwen to 5.12.1



Summary of changes:
 modulesets/gnucash.modules                       | 11 +++-----
 patches/aqbanking-6.5.4-libintl.patch            | 12 ---------
 patches/gwenhywfar-5.12.0-endianfns.patch        | 32 ------------------------
 patches/gwenhywfar-5.12.0-libgcrypt-config.patch | 23 -----------------
 4 files changed, 4 insertions(+), 74 deletions(-)
 delete mode 100644 patches/aqbanking-6.5.4-libintl.patch
 delete mode 100644 patches/gwenhywfar-5.12.0-endianfns.patch
 delete mode 100644 patches/gwenhywfar-5.12.0-libgcrypt-config.patch