Fluent Bit 3.1.9

https://fluentbit.io/announcements/v3.1.9/

What's Changed

• in_calyptia_fleet: fix 'unable to find fleet by name'. by @pwhelan in #9412
• 3.1: backport fixes 2024-09-26 by @edsiper in #9433
• reload: do not call flb_stop when flb_start fails and fix crash on RHEL by @pwhelan in #9435
• upstream: Improve error message for misconfigured HTTP_PROXY variable - Backport to 3.1 by @lecaros in #9438

Full Changelog: v3.1.8...v3.1.9