Silence warning C4334 under --enble-64-bit MSVC

("'<<' : result of 32-bit shift implicitly converted to 64 bits")

Change-Id: I738fe94ec559e2a35ffc32fb91c22c06094cff9f

unotools/source/config/fontcfg.cxx

@@ -1004,7 +1004,7 @@ ImplFontAttrs FontSubstConfiguration::getSubstType( const css::uno::Reference< X
             for( int k = 0; k < 32; k++ )
                 if( aToken.equalsIgnoreAsciiCaseAscii( pAttribNames[k] ) )
                 {
-                    type |= 1UL << k;
+                    type |= sal_uLong(1) << k;
                     break;
                 }
         }