chore(deps): update dependency fluent-plugin-prometheus to v2.2.0 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
fluent-plugin-prometheus	'2.1.0' -> '2.2.0'

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Release Notes

fluent/fluent-plugin-prometheus (fluent-plugin-prometheus)

### [`v2.2.0`](https://redirect.github.com/fluent/fluent-plugin-prometheus/compare/v2.1.0...v2.2.0) [Compare Source](https://redirect.github.com/fluent/fluent-plugin-prometheus/compare/v2.1.0...v2.2.0)

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Configuration

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