fix(deps): update module github.com/prometheus/client_model to v0.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/prometheus/client_model	require	minor	v0.2.0 -> v0.4.0

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Release Notes

prometheus/client_model (github.com/prometheus/client_model)

### [`v0.4.0`](https://togithub.com/prometheus/client_model/releases/tag/v0.4.0): 0.4.0 / 2023-05-03 [Compare Source](https://togithub.com/prometheus/client_model/compare/v0.3.0...v0.4.0) #### What's Changed - Update proto tools by [@​SuperQ](https://togithub.com/SuperQ) in [https://github.com/prometheus/client_model/pull/64](https://togithub.com/prometheus/client_model/pull/64) #### New Contributors - [@​SuperQ](https://togithub.com/SuperQ) made their first contribution in [https://github.com/prometheus/client_model/pull/64](https://togithub.com/prometheus/client_model/pull/64) **Full Changelog**: https://github.com/prometheus/client_model/compare/v0.3.0...v0.4.0 ### [`v0.3.0`](https://togithub.com/prometheus/client_model/compare/v0.2.0...v0.3.0) [Compare Source](https://togithub.com/prometheus/client_model/compare/v0.2.0...v0.3.0)

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