community/dnsdist: use lua5.3 and disable luajit for aarch64
Follow-up to !13239 (comment 117164)
Aarch64 test with jit fails https://github.com/PowerDNS/pdns/issues/8655#issuecomment-703173508
- as tests fails on aarch64
dnsdist-luajit
is disabled for aarch64 - configure argument is changed to
--with-re2
as--enable-re2
no longer works