Update dependency edu.kit.datamanager:service-base to v1.3.6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
edu.kit.datamanager:service-base (source)	1.3.4 → 1.3.6

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Warning

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Release Notes

kit-data-manager/service-base (edu.kit.datamanager:service-base)

v1.3.6

Security

• Updated core libraries (Spring Boot, OpenAPI, Spring Cloud Gateway, Jackson, JWT, Commons Lang, JAXB) to newer patch/minor releases.
• Upgraded build plugins and Gradle tooling; bumped Gradle wrapper to a newer patch release and added wrapper storage setting.
• Refreshed CI workflows to newer GitHub Actions and Java setup versions.
• Adjusted release publishing to target Central.

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Configuration

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