Replace non free fonts from Calc templates with open, LibreOffice-packaged  fonts.
Albany - Liberation Sans
Thorndale - Liberation Serif
Cumberland - liberation Mono
Imprint MT Shadow - Linux Libertine G
Sheffield - Liberation Sans

Change-Id: I52946adf884f360e8a2359db65a58fd4d4269293
Reviewed-on: https://gerrit.libreoffice.org/499Reviewed-by: Andras Timar <atimar@suse.com>
Tested-by: Andras Timar <atimar@suse.com>