Notes for erlang - reproducible builds result

Version annotated: 1:18.0-dfsg-1
Identified issues:
Identifier: timestamps_in_pdf_generated_by_apache_fop
Description PDF files generated with Apache FOP will contain CreationDate and
ModDate set to the current date and time.
Partial fix applied
Further patch submitted https://983588

Our notes about issues affecting packages are stored in notes.git and are targeted at packages in Debian in 'unstable/amd64' (unless they say otherwise).