Update peter-evans/create-pull-request action to v7

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
peter-evans/create-pull-request	action	major	v6 -> v7

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Release Notes

peter-evans/create-pull-request (peter-evans/create-pull-request)

v7

Compare Source

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Configuration

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This PR was generated by Mend Renovate. View the repository job log.

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PR-Codex overview

This PR updates the GitHub Actions workflow to use version 7 of peter-evans/create-pull-request action and adds a commit message for new benchmark results.

Detailed summary

• Updated peter-evans/create-pull-request action to v7
• Added a commit message for new benchmark results

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[yegor256]

@rultor please, try to merge, since 2 checks have passed

[rultor]

@rultor please, try to merge, since 2 checks have passed

@yegor256 OK, I'll try to merge now. You can check the progress of the merge here

[rultor]

@rultor please, try to merge, since 2 checks have passed

@yegor256 Done! FYI, the full log is here (took me 8min)