chore(deps): bump com.launchdarkly:launchdarkly-java-server-sdk (#5394)

Bumps [com.launchdarkly:launchdarkly-java-server-sdk](https://github.com/launchdarkly/java-core) from 7.10.2 to 7.13.4.
- [Release notes](https://github.com/launchdarkly/java-core/releases)
- [Commits](https://github.com/launchdarkly/java-core/compare/launchdarkly-java-server-sdk-7.10.2...launchdarkly-java-server-sdk-7.13.4)

---
updated-dependencies:
- dependency-name: com.launchdarkly:launchdarkly-java-server-sdk
  dependency-version: 7.13.4
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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