fix(deps): update dependency org.neo4j.driver:neo4j-java-driver to v5.28.9

Author: renovate[bot]

content-retrievers/langchain4j-community-neo4j-retriever/pom.xml

@@ -13,7 +13,7 @@
     <name>LangChain4j :: Community :: Content Retriever :: Neo4j</name>
 
     <properties>
-        <neo4j.version>5.28.6</neo4j.version>
+        <neo4j.version>5.28.9</neo4j.version>
         <neo4j.cypher.dsl.version>2024.7.1</neo4j.cypher.dsl.version>
     </properties>
 

embedding-stores/langchain4j-community-neo4j/pom.xml

@@ -12,7 +12,7 @@
     <name>LangChain4j :: Community :: Integration :: Neo4j</name>
 
     <properties>
-        <neo4j.version>5.28.6</neo4j.version>
+        <neo4j.version>5.28.9</neo4j.version>
         <neo4j.cypher.dsl.version>2024.7.1</neo4j.cypher.dsl.version>
     </properties>