Manpages of src:balboa in Debian buster-backports

• balboa-backend-console(1)
• balboa-bench(1)
• balboa-help(1)
• balboa-makeman(1)
• balboa-mock(1)
• balboa-query(1)
• balboa-rocksdb(1)
• balboa-serve(1)
• balboa(1)