Bump org.fugerit.java:fj-core from 8.6.2 to 8.6.4

Bumps [org.fugerit.java:fj-core](https://github.com/fugerit-org/fj-lib) from 8.6.2 to 8.6.4.
- [Release notes](https://github.com/fugerit-org/fj-lib/releases)
- [Changelog](https://github.com/fugerit-org/fj-lib/blob/main/CHANGELOG.md)
- [Commits](https://github.com/fugerit-org/fj-lib/commits)

---
updated-dependencies:
- dependency-name: org.fugerit.java:fj-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -25,7 +25,7 @@
 	    <maven.compiler.target>${java-version-compliance}</maven.compiler.target>	
 	    <maven.compiler.release>${java-version-compliance}</maven.compiler.release>
 	    <!-- fj java versions -->
-	    <fj-version>8.6.2</fj-version>
+	    <fj-version>8.6.4</fj-version>
 	    <fj-doc-version>${project.version}</fj-doc-version>
 	    <fj-xml-to-json-version>1.2.0</fj-xml-to-json-version>
 	    <!-- other dependencies -->