Update mysql Docker tag to v8 - autoclosed

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
mysql	service	major	5.7 -> 8.3

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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 is behind base branch, or you tick the rebase/retry checkbox.

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

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

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[Ocramius]

Fun failures:

I cannot create the table for laminasdb_test database. Check the /github/workspace/test/integration/Platform/../TestFixtures/mysql.sql file. Array
(
    [0] => HY000
    [1] => 1419
    [2] => You do not have the SUPER privilege and binary logging is enabled (you *might* want to use the less safe log_bin_trust_function_creators variable)
)

[renovate]

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.