chore(deps): bump github.com/prometheus/client_golang from 1.15.0 to 1.15.1

[dependabot[bot]]

Bumps github.com/prometheus/client_golang from 1.15.0 to 1.15.1.

Release notes

Sourced from github.com/prometheus/client_golang's releases.

v1.15.1

Changes

• [BUGFIX] Fixed promhttp.Instrument* handlers wrongly trying to attach exemplar to unsupported metrics (e.g. summary),
  causing panics #1253

Full Changelog: https://github.com/prometheus/client_golang/compare/v1.15.0...v1.15.1

Changelog

Sourced from github.com/prometheus/client_golang's changelog.

Unreleased

Commits

• 4bbb297 Cut 1.15.1 (#1266)
• 2eaffbd Merge pull request #1253 from prometheus/fixpro
• b8fdd23 Added clarification.
• 2ea234e Revert "Remove unnecessary check if label is nil in observeWithExemplar (#1235)"
• See full diff in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot merge` will merge this PR after your CI passes on it - `@dependabot squash and merge` will squash and merge this PR after your CI passes on it - `@dependabot cancel merge` will cancel a previously requested merge and block automerging - `@dependabot reopen` will reopen this PR if it is closed - `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[codecov-commenter]

Codecov Report

Merging #356 (39be62f) into master (6a77ffd) will not change coverage. The diff coverage is n/a.

:mega: This organization is not using Codecov’s GitHub App Integration. We recommend you install it so Codecov can continue to function properly for your repositories. Learn more

@@           Coverage Diff           @@
##           master     #356   +/-   ##
=======================================
  Coverage   22.34%   22.34%           
=======================================
  Files           4        4           
  Lines         273      273           
=======================================
  Hits           61       61           
  Misses        210      210           
  Partials        2        2