Resolves: #i63015# always default to WinAnsiEncoding...

for non-symbol PDF-Type1 export

Suggested-By: edv@gruene.de
Reviewed-By: hdu@apache.org
(cherry picked from commit b8186703cb43d2b57460cb23a7a4e3f989e95426)

Conflicts:
	vcl/source/gdi/pdfwriter_impl.cxx

Change-Id: I02227724bff301133ac8ce5562ec5ca1ed94f136
Reviewed-on: https://gerrit.libreoffice.org/11988
Reviewed-by: Björn Michaelsen <bjoern.michaelsen@canonical.com>
Tested-by: Björn Michaelsen <bjoern.michaelsen@canonical.com>