Update windows lib base URL

Author: mxamin

build_support/lib_xmlsec_dependency_builder.py

@@ -35,10 +35,7 @@ def triplet(self) -> str:
 
 
 class LibXmlsecDependencyBuilder:
-    # WINDOWS_LIBS_DOWNLOAD_RELEASE_URL = 'https://github.com/mxamin/python-xmlsec-win-binaries/releases/download/2025.07.10/'
-    WINDOWS_LIBS_DOWNLOAD_RELEASE_URL = (
-        'https://github.com/mxamin/python-xmlsec-win-binaries/releases/download/untagged-b4bcfc66f72f113f6039/'
-    )
+    WINDOWS_LIBS_DOWNLOAD_RELEASE_URL = 'https://github.com/mxamin/python-xmlsec-win-binaries/releases/download/2026.04.20/'
     LIB_VERSION_ENV_VARS: ClassVar[dict[str, str]] = {
         'libiconv_version': 'PYXMLSEC_LIBICONV_VERSION',
         'libxml2_version': 'PYXMLSEC_LIBXML2_VERSION',