oss-fuzz we don't want this stream to automatically resize on seeks past end

Change-Id: Ie42b2e173cd3ed9faaf17c3c978227613129fa84
(cherry picked from commit f212bd45a7c7d97fb16380cd9fa7c6abbfb71e05)
diff --git a/vcl/source/filter/wmf/winwmf.cxx b/vcl/source/filter/wmf/winwmf.cxx
index f1b907f..a93c79a 100644
--- a/vcl/source/filter/wmf/winwmf.cxx
+++ b/vcl/source/filter/wmf/winwmf.cxx
@@ -1093,7 +1093,7 @@ void WMFReader::ReadRecordParams( sal_uInt16 nFunc )
                            {   // first EMF comment
                                nEMFRecCount    = nComRecCount;
                                nEMFSize        = nEMFTotalSize;
                                pEMFStream = o3tl::make_unique<SvMemoryStream>( nEMFSize );
                                pEMFStream = o3tl::make_unique<SvMemoryStream>(nEMFSize, 0);
                            }
                            else if( ( nEMFRecCount != nComRecCount ) || ( nEMFSize != nEMFTotalSize ) ) // add additional checks here
                            {