Update dependency puma to v7

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
puma	'~> 5.4' -> '~> 7.0'

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Configuration

📅 Schedule: Branch creation - "before 2am" (UTC), Automerge - At any time (no schedule defined).

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♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: Gemfile.lock

[01:51:50.795] INFO (715): Installing tool ruby@3.0.3...
Download failed: https://github.com/containerbase/ruby-prebuild/releases/download/3.0.3/ruby-3.0.3-jammy-x86_64.tar.xz
Download failed, retrying
Download failed: https://github.com/containerbase/ruby-prebuild/releases/download/3.0.3/ruby-3.0.3-jammy-x86_64.tar.xz
Download failed, retrying
Download failed: https://github.com/containerbase/ruby-prebuild/releases/download/3.0.3/ruby-3.0.3-jammy-x86_64.tar.xz
Download failed: https://github.com/containerbase/ruby-prebuild/releases/download/3.0.3/ruby-3.0.3-jammy-x86_64.tar.xz
[01:51:52.595] INFO (780): Downloading file ...
    url: "https://github.com/containerbase/ruby-prebuild/releases/download/3.0.3/ruby-3.0.3-jammy-x86_64.tar.xz"
    output: "/runner/cache/containerbase/500bb85aafd22fa0602ae4677b8244140f70593fdf1f82434c353a72ed783ac4/ruby-3.0.3-jammy-x86_64.tar.xz"
[01:51:52.694] ERROR (780): Response code 404 (Not Found)
[01:51:52.694] FATAL (780): Download failed in 100ms.
[01:51:52.758] ERROR (715): Command failed with exit code 1: bash /usr/local/containerbase/bin/v2-install-tool.sh install ruby 3.0.3
[01:51:52.759] FATAL (715): Install tool ruby failed in 1.9s.