Commit 1a739051e for clamav.net

commit 1a739051eac2fb5b7b9d7ac37afd390420b53d39
Merge: c73755d3f 661826d46
Author: Val S. <valsnyde@cisco.com>
Date:   Mon Dec 15 16:17:32 2025 -0500

    Merge pull request #1518 from zaddach/simplify_windows_install

    Allow Windows install() to use GNUInstallDirs structure