Update Fluentd Gem Dependencies to Latest Versions

Requesting an update of the following Fluentd gem dependencies in the IronBank-maintained Fluentd package to ensure compatibility, security, and feature parity with the latest upstream releases.

Proposed Gem Updates:

elastic-transport: 8.3.5 → 8.4.0

elasticsearch: 8.15.0 → 9.0.3

elasticsearch-api: 8.15.0 → 9.0.3

fluent-plugin-concat: 2.5.0 → 2.6.0

fluent-plugin-detect-exceptions: 0.0.15 → 0.0.16

fluent-plugin-elasticsearch: 5.3.0 → 6.0.0

fluent-plugin-kubernetes_metadata_filter: 3.5.1 → 3.7.1

fluent-plugin-multi-format-parser: 1.0.0 → 1.1.0

fluent-plugin-prometheus: 2.1.0 → 2.2.1

fluent-plugin-record-modifier: 2.1.1 → 2.2.0

fluent-plugin-systemd: 1.1.0 → 1.1.1

http: 5.2.0 → 5.3.1

http-accept: 1.7.0 → 2.2.1

http-cookie: 1.0.7 → 1.0.8

multi_json: 1.15.0 → 1.17.0

net-http: 0.4.1 → 0.6.0

prometheus-client: 4.2.3 → 4.2.5

recursive-open-struct: 1.3.1 → 2.0.0

typeprof: 0.21.3 → 0.30.1

excon: 1.0.0 → 1.2.8

faraday: 2.12.0 → 2.13.3

faraday-net_http: 3.3.0 → 3.4.1