Fix byte to float color conversion in DisplayServerWindows::screen_get_pixel

platform/windows/display_server_windows.cpp

@@ -618,7 +618,7 @@ Color DisplayServerWindows::screen_get_pixel(const Point2i &p_position) const {
 		COLORREF col = GetPixel(dc, p.x, p.y);
 		if (col != CLR_INVALID) {
 			ReleaseDC(NULL, dc);
-			return Color(float(col & 0x000000FF) / 256.0, float((col & 0x0000FF00) >> 8) / 256.0, float((col & 0x00FF0000) >> 16) / 256.0, 1.0);
+			return Color(float(col & 0x000000FF) / 255.0f, float((col & 0x0000FF00) >> 8) / 255.0f, float((col & 0x00FF0000) >> 16) / 255.0f, 1.0f);
 		}
 		ReleaseDC(NULL, dc);
 	}