chore(deps): update dependency pydantic to v2.7.4

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pydantic (changelog)	==2.7.3 -> ==2.7.4

---

Release Notes

pydantic/pydantic (pydantic)

### [`v2.7.4`](https://togithub.com/pydantic/pydantic/releases/tag/v2.7.4): (2024-06-12) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.7.3...v2.7.4) #### What's Changed ##### Packaging - Bump `pydantic.v1` to `v1.10.16` reference by [@​sydney-runkle](https://togithub.com/sydney-runkle) in [#​9639](https://togithub.com/pydantic/pydantic/pull/9639) ##### Fixes - Specify `recursive_guard` as kwarg in `FutureRef._evaluate` by [@​vfazio](https://togithub.com/vfazio) in [#​9612](https://togithub.com/pydantic/pydantic/pull/9612) **Full Changelog**: https://github.com/pydantic/pydantic/compare/v2.7.3...v2.7.4

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), 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.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

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

---

This PR has been generated by Mend Renovate. View repository job log here.

[renovate[bot]]

Edited/Blocked Notification

Renovate will not automatically rebase this PR, because it does not recognize the last commit author and assumes somebody else may have edited the PR.

You can manually request rebase by checking the rebase/retry box above.

⚠️ Warning: custom changes will be lost.

[github-actions[bot]]

Test coverage for 06709d65ba5fdb4f6184f7affce5af9a5d94a3fc

Name              Stmts   Miss Branch BrPart  Cover   Missing
-------------------------------------------------------------
src/charm.py        371     41     94     15    88%   184, 192-193, 205, 337->345, 378->383, 395, 577-579, 584-585, 597-599, 604-605, 617-619, 642-644, 686->exit, 696->exit, 745-748, 758-759, 783-784, 796-797, 824-826, 828->833, 830-831, 873-874, 890-891, 901->exit, 915
src/database.py      29      1      8      1    95%   56
-------------------------------------------------------------
TOTAL               400     42    102     16    88%

Static code analysis report

Run started:2024-06-17 10:09:54.467059

Test results:
    No issues identified.

Code scanned:
    Total lines of code: 2336
    Total lines skipped (#nosec): 2
    Total potential issues skipped due to specifically being disabled (e.g., #nosec BXXX): 0

Run metrics:
    Total issues (by severity):
        Undefined: 0
        Low: 0
        Medium: 0
        High: 0
    Total issues (by confidence):
        Undefined: 0
        Low: 0
        Medium: 0
        High: 0
Files skipped (0):