community/ghc: add run-time dependency on libffi-dev
Otherwise, linking of software via ghc(1) fails with:
dieVerbatim: user error (cabal: '/usr/bin/ghc' exited with an error:
/usr/lib/gcc/x86_64-alpine-linux-musl/11.2.1/../../../../x86_64-alpine-linux-musl/bin/ld:
cannot find -lffi: No such file or directory
collect2: error: ld returned 1 exit status
`gcc' failed in phase `Linker'. (Exit code: 1)
)
Edited by Sören Tempel