chore(deps): lock file maintenance

[renovate]

This PR contains the following updates:

Update	Change
lockFileMaintenance	All locks refreshed

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Warning

Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

🔧 This Pull Request updates lock files to use the latest dependency versions.

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Configuration

📅 Schedule: Branch creation - "before 4am on monday" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

👻 Immortal: This PR will be recreated if closed unmerged. Get config help if that's undesired.

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• If you want to rebase/retry this PR, check this box

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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: frontend/pubspec.lock

Command failed: flutter pub upgrade
Because financrr_frontend depends on restrr from git which doesn't exist (Could not find git ref 'feature/session-enhancements' (fatal: ambiguous argument 'feature/session-enhancements': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions, like this:
'git <command> [<revision>...] -- [<file>...]')), version solving failed.