Upload 6.3.2 to Debian

Will close: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=915286 and https://bugs.launchpad.net/ubuntu/+source/tcpdf/+bug/1781000

Upstream: https://github.com/tecnickcom/TCPDF/releases/tag/6.3.2

Edited by William Desportes
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information