Windows Installer test builds (freeciv-3.4 / msys2 / meson)

[cazfi]

New freeciv main development branch Windows (msys2) build with meson, from sources of 15-Feb-26 (3.3.90.10-dev-260215), commit 'd6d6ac1318', available at https://files.freeciv.org/packages/wind ... eeciv-3.4/

Change log since previous snapshot build: gitlog-bf3447256e..d6d6ac1318.log

FEATURES-3.4 relative to freeciv-3.3.

- Built against msys2 environment 260111 (Updated since previous snapshot)

[cazfi]

New freeciv main development branch Windows (msys2) build with meson, from sources of 28-Mar-26 (3.3.90.11-dev-260328), commit 'c04645cf26', available at https://files.freeciv.org/packages/wind ... eeciv-3.4/

Change log since previous snapshot build: gitlog-d6d6ac1318..c04645cf26.log

FEATURES-3.4 relative to freeciv-3.3.

- Built against msys2 environment 260111