Update dependency javax.servlet:javax.servlet-api to v4 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
javax.servlet:javax.servlet-api (source)	3.1.0 -> 4.0.1

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Release Notes

javaee/servlet-spec

### [`v4.0.1`](https://togithub.com/javaee/servlet-spec/compare/4.0.0...4.0.1) [Compare Source](https://togithub.com/javaee/servlet-spec/compare/4.0.0...4.0.1) ### [`v4.0.0`](https://togithub.com/javaee/servlet-spec/compare/3.1.0...4.0.0) [Compare Source](https://togithub.com/javaee/servlet-spec/compare/3.1.0...4.0.0)

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Configuration

📅 Schedule: 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.

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• [ ] If you want to rebase/retry this PR, click this checkbox.

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