Update dependency fluentd to v1.16.5

This MR contains the following updates:

Package	Update	Change
fluentd (source)	patch	1.16.4 -> 1.16.5

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Release Notes

fluent/fluentd (fluentd)

v1.16.5

Compare Source

Bug Fix

• Buffer: Fix emit error of v1.16.4 sometimes failing to process large data exceeding chunk size limit https://github.com/fluent/fluentd/pull/4447

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