gnucash-on-windows master: Multiple changes pushed

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash-on-windows/commit/2b29c046 (commit)
	 via  https://github.com/Gnucash/gnucash-on-windows/commit/0f31ddc8 (commit)
	 via  https://github.com/Gnucash/gnucash-on-windows/commit/69ff4b26 (commit)
	 via  https://github.com/Gnucash/gnucash-on-windows/commit/0c1fa35c (commit)
	 via  https://github.com/Gnucash/gnucash-on-windows/commit/5b7b1242 (commit)
	 via  https://github.com/Gnucash/gnucash-on-windows/commit/e30abd53 (commit)
	 via  https://github.com/Gnucash/gnucash-on-windows/commit/cd680e21 (commit)
	 via  https://github.com/Gnucash/gnucash-on-windows/commit/6a947496 (commit)
	from  https://github.com/Gnucash/gnucash-on-windows/commit/ea8ddb51 (commit)



commit 2b29c04674c91aae15a585246400afc38a89985a
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Jul 12 18:12:57 2025 -0700

    Update README.

commit 0f31ddc8970b2578f28343d266bbecfebf146614
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Jul 12 17:27:59 2025 -0700

    Update setup-mingw.ps1 to work with the current Mingw64.
    
    Includes a new build of WebKitGtk3 and operates correctly and
    without intervention with the Qt installer framework
    that they're using now.

commit 69ff4b263f78eb5b6d16e766a35b695642b53876
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Jul 11 15:25:07 2025 -0700

    Update setup-mingw64.ps1 to install the latest WebKitGtk build.
    
    Also downgrade harfbuzz on i686 to retain harfbuzz-icu, which WebKitGtk requires.

commit 0c1fa35c275a2a148273b8d1f9ca7e4e37efa1f1
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Jul 11 15:06:18 2025 -0700

    Adjust Guile config params and CFlags to build with current Mingw-w64.

commit 5b7b12426502ed34d1f822cb1c1dc0940ed71f62
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Jul 11 15:05:27 2025 -0700

    Update pgsql and adjust CFlags so that it builds cleanly with current Mingw-w64.

commit e30abd539bc9ec3d3133ced8bf00fa337de01506
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Jul 11 15:03:43 2025 -0700

    Gwenhywfar: Disable incompatible pointer errors.
    
    To allow it to build with gcc 15.1.

commit cd680e217862c0797ded6b1b08da8f06b06ecb5e
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Jul 11 14:56:58 2025 -0700

    [jhbuildrc] Create a variable with conditional inclusion of $CFLAGS
    
    To make it easier to add CFLAGS for more modules.

commit 6a94749606aec2dc193e692592229163a81ef951
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Jul 11 14:50:52 2025 -0700

    Disable parallel builds of gnucash-docs
    
    Workaround for https://bugs.gnucash.org/show_bug.cgi?id=799637



Summary of changes:
 README.md         | 44 +++++++++++++++++++++++-------------
 gnucash.modules   | 14 ++++++------
 jhbuildrc.in      |  9 ++++----
 setup-mingw64.ps1 | 67 ++++++++++++++++++++++++++-----------------------------
 4 files changed, 72 insertions(+), 62 deletions(-)