sysutils/fluent-bit: Update to 3.1.10

Make postgresql and lua default on, since the documentation for
fluent-bit has no mention of them possibly ever being off.

Fix start script to not use --daemon option redundantly when we already
use the daemon(8) tool.

PR: 281459, 269480

Release notes: https://github.com/fluent/fluent-bit/releases/tag/v3.1.10