[NTGDI][GDI32] SAI Paint Tool regression fix (reactos#8383)

CORE-20336
Move some code in win32ss/gdi/ntgdi/dibobj.c into win32ss/gdi/gdi32/objects/bitmap.c.
Condition "YSrc = 0;" on "if (Height + YDest + 1 < ScanLines)" which fixes some gdi32:bitmap regressions.

Author: Doug-Lyons

win32ss/gdi/gdi32/objects/bitmap.c

@@ -982,6 +982,17 @@ SetDIBitsToDevice(
         }
     }
 
+    if (YDest >= 0)
+    {
+        ScanLines = min(abs(Height), ScanLines);
+        if (YSrc > 0)
+        {
+            ScanLines += YSrc;
+            if (Height + YDest + 1 < ScanLines)
+                YSrc = 0;
+        }
+    }
+
     /*
      if ( !pDc_Attr || // DC is Public
      ColorUse == DIB_PAL_COLORS ||

win32ss/gdi/ntgdi/dibobj.c

@@ -528,16 +528,7 @@ NtGdiSetDIBitsToDeviceInternal(
            bmi->bmiHeader.biBitCount,
            XSrc, YSrc, XDest, YDest);
 
-    if (YDest >= 0)
-    {
-        ScanLines = min(abs(Height), ScanLines);
-        if (YSrc > 0)
-        {
-            ScanLines += YSrc;
-            YSrc = 0;
-        }
-    }
-    else
+    if (YDest < 0)
     {
         ScanLines = min(ScanLines, abs(bmi->bmiHeader.biHeight) - StartScan);
     }