[#1932] Disable connection log (too verbose)

It can be re-enable when needed

Author: DavideD

hibernate-reactive-core/src/test/resources/log4j2.properties

@@ -10,9 +10,9 @@ logger.hibernate-dialect.level = debug
 logger.hibernate.name = org.hibernate.SQL
 logger.hibernate.level = info
 
-# We want to log when a connection is opened/closed
+# Setting level to TRACE will log when a SqlConnection is opened/closed
 logger.sql-connection.name = org.hibernate.reactive.pool.impl
-logger.sql-connection.level = trace
+logger.sql-connection.level = info
 
 # Setting level to TRACE will show parameters values
 logger.sql-parameters-values.name = org.hibernate.type