dos2unix on SSE2 patch files

Change-Id: I3e71333647f3cec3a7c014cd4d245d2b8fdc4fc8
Reviewed-on: https://gerrit.libreoffice.org/11856
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>