Update dependency mysql:mysql-connector-java to v8.0.31

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mysql:mysql-connector-java	8.0.30 -> 8.0.31

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Configuration

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

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

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

[0crat]

@renovate/z[bot] this pull request is too small, just 2 lines changed (less than 10), there will be no formal code review, see §53 and §28; in the future, try to make sure your pull requests are not too small; @yegor256/z please review this and merge or reject

[yegor256]

@rultor please, try to merge

[rultor]

@rultor please, try to merge

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

[0crat]

Job gh:jcabi/jcabi-jdbc#198 is not assigned, can't get performer

[0crat]

There is an unrecoverable failure on my side. Please, submit it here:

PID: 4@e7f9fc12-6494-413b-94c5-f81742e2228c, thread: PQ-C3RUBL5H9
com.zerocracy.farm.strict.StrictProject[122] java.lang.IllegalArgumentException: File "blanks/renovate[bot].xml" is not accessible in "PMO"

1.0-SNAPSHOT: CID: 955053d7-8c00-499b-91eb-bf9c1e303d27, Type: "Close job"

[rultor]

@rultor please, try to merge

@yegor256 Done! FYI, the full log is here (took me 53min)