Bug#902887: -dbgsym not working

[Matija Nalis]

Answering myself (and other parties interested in fpc/debug packages):

fpc 3.2.0 will build -dbgsym packages correctly automatically if
"-k--build-id" is added to all fpc invocations (or to /etc/fpc.conf file)

-- 
Opinions above are GNU-copylefted.