Update Java Driver to 6.0.2 (#315)

* Update Neo4j v. to 2025.12, Java Driver to 6.0.2

* Back to 2025.11

Author: NataliaIvakina

antora.yml

@@ -9,7 +9,7 @@ asciidoc:
     neo4j-version: '2025.11'
     neo4j-version-exact: '2025.11.0'
     neo4j-buildnumber: '2025.11'
-    java-driver-version: '5.28.10'
+    java-driver-version: '6.0.2'
     neo4j-documentation-branch: 'dev'
     page-origin-private: false
     neo4j-javadocs-base-uri: "{neo4j-docs-base-uri}/java-reference/{neo4j-version}/javadocs"