workflows: fix windows build error

Windows build log has an error message for including
winsock2.h and the build fails at the updater.cpp file.
Use the MONERO_GUI_STATIC definition for driving the import
logic since it is already defined for the docker static build.

Co-authored-by: jeffro256 <jeffro256@users.noreply.github.com>

src/qt/updater.cpp

@@ -26,6 +26,10 @@
 // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+#if defined(_WIN32) && !defined(MONERO_GUI_STATIC)
+    #include <Winsock2.h>
+#endif
+
 #include "updater.h"
 
 #include <common/util.h>