Bump the OpenGauss JDBC Driver included in the Proxy to 6.0.0

Author: linghengqian

pom.xml

@@ -125,7 +125,7 @@
         <mysql-connector-java.version>8.3.0</mysql-connector-java.version>
         <mssql.version>6.1.7.jre8-preview</mssql.version>
         <h2.version>2.2.224</h2.version>
-        <opengauss.version>3.1.0-og</opengauss.version>
+        <opengauss.version>6.0.0-og</opengauss.version>
         <mariadb-java-client.version>2.4.2</mariadb-java-client.version>
         <clickhouse-jdbc.version>0.6.3</clickhouse-jdbc.version>
         <hive-server2-jdbc-driver-thin.version>1.7.0</hive-server2-jdbc-driver-thin.version>