fix std::min issue

some tinderboxes are complaining with:
could not deduce template argument for 'std::initializer_list<_Elem>' from 'int'

Change-Id: Ib6bb1c9958a86fd7bb98d5ce855764f381d2ba43

vcl/source/bitmap/BitmapFilterStackBlur.cxx

@@ -436,7 +436,7 @@ void stackBlurVertical(
 void stackBlur24(Bitmap& rBitmap, sal_Int32 nRadius, sal_Int32 nComponentWidth)
 {
     // Limit radius
-    nRadius = std::min(254, std::max<sal_Int32>(2, nRadius));
+    nRadius = std::min<sal_Int32>(254, std::max<sal_Int32>(2, nRadius));
     const long nColorChannels = 3; // 3 color channel
     BlurSharedData aData(nRadius, nComponentWidth, nColorChannels);