It's called 'DirectWrite', one word

Change-Id: I4892da38182295ca474e89bb061f713039cfd8e1

vcl/win/gdi/salfont.cxx

@@ -231,7 +231,7 @@ namespace
 }
 
 // These are Win 3.1 bitmap fonts using "FON" font format
-// which is not supported with "Direct Write" so let's substitute them
+// which is not supported with DirectWrite so let's substitute them
 // with a font that is supported and always available.
 // Based on:
 // https://dxr.mozilla.org/mozilla-esr10/source/gfx/thebes/gfxDWriteFontList.cpp#1057

vcl/win/gdi/winlayout.cxx

@@ -83,7 +83,7 @@ bool WinFontInstance::CacheGlyphToAtlas(HDC hDC, HFONT hFont, int nGlyphIndex, S
 
     if (!pTxt->BindFont(aHDC.get()))
     {
-        SAL_WARN("vcl.gdi", "Binding of font failed. The font might not be supported by Direct Write.");
+        SAL_WARN("vcl.gdi", "Binding of font failed. The font might not be supported by DirectWrite.");
         return false;
     }