Bump okhttp.version from 5.3.2 to 5.4.0

Bumps `okhttp.version` from 5.3.2 to 5.4.0.

Updates `com.squareup.okhttp3:okhttp` from 5.3.2 to 5.4.0
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-5.3.2...parent-5.4.0)

Updates `com.squareup.okhttp3:okhttp-jvm` from 5.3.2 to 5.4.0
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-5.3.2...parent-5.4.0)

---
updated-dependencies:
- dependency-name: com.squareup.okhttp3:okhttp
  dependency-version: 5.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.squareup.okhttp3:okhttp-jvm
  dependency-version: 5.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -31,7 +31,7 @@
     <jena.version>5.6.0</jena.version>
     <jose4j.version>0.9.6</jose4j.version>
     <json.bind.version>3.0.1</json.bind.version>
-    <okhttp.version>5.3.2</okhttp.version>
+    <okhttp.version>5.4.0</okhttp.version>
     <quarkus.version>3.36.0</quarkus.version>
     <slf4j.version>2.0.18</slf4j.version>
     <!-- pinning to Spring 5.x for Java 11 support -->