Update project URL in the POM files for chat memory modules

Signed-off-by: Ilayaperumal Gopinathan <ilayaperumal.gopinathan@broadcom.com>

Author: ilayaperumalg

memory/spring-ai-model-chat-memory-cassandra/pom.xml

@@ -30,6 +30,8 @@
     <name>Spring AI Cassandra Chat Memory</name>
     <description>Spring AI Cassandra Chat Memory implementation</description>
 
+	<url>https://github.com/spring-projects/spring-ai</url>
+
     <dependencies>
         <dependency>
             <groupId>org.springframework.ai</groupId>

memory/spring-ai-model-chat-memory-jdbc/pom.xml

@@ -30,6 +30,8 @@
 	<name>Spring AI JDBC Chat Memory</name>
 	<description>Spring AI JDBC Chat Memory implementation</description>
 
+	<url>https://github.com/spring-projects/spring-ai</url>
+
 	<dependencies>
 		<dependency>
 			<groupId>org.springframework.ai</groupId>

memory/spring-ai-model-chat-memory-neo4j/pom.xml

@@ -30,6 +30,8 @@
     <name>Spring AI Neo4j Chat Memory</name>
     <description>Spring AI Neo4j Chat Memory implementation</description>
 
+	<url>https://github.com/spring-projects/spring-ai</url>
+
     <dependencies>
         <dependency>
             <groupId>org.springframework.ai</groupId>