Fix sign warning (#20872)

Marlin/src/lcd/dogm/dogm_Statusscreen.h

     #define STATUS_LOGO_HEIGHT (sizeof(status_logo_bmp) / (STATUS_LOGO_BYTEWIDTH))
   #endif
   #ifndef STATUS_LOGO_Y
-    #define STATUS_LOGO_Y _MAX(0L, (28L - _MIN(28L, STATUS_LOGO_HEIGHT)) / 2L)
+    #define STATUS_LOGO_Y _MAX(0U, (28U - _MIN(28U, STATUS_LOGO_HEIGHT)) / 2U)
   #endif
   static_assert(
     sizeof(status_logo_bmp) == (STATUS_LOGO_BYTEWIDTH) * (STATUS_LOGO_HEIGHT),