winreg.h: Fix declaration of RegSetKeyValueW

Signed-off-by: Michał Janiszewski <janisozaur@gmail.com>
Signed-off-by: LH_Mouse <lh_mouse@126.com>
(cherry picked from commit da9341980a4b70be3563ac09b5927539e7da21f7)
Signed-off-by: Jonathan Yong <10walls@gmail.com>
1 file changed