[hibernate#1950] Change log4j.properties

* Print the full class path with the line number
  this way the IDE can link the message to the corresponding class

* Disable log related to the connection:
  it's useful only in certain situations and too verbose otherwise

Author: DavideD

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

@@ -12,7 +12,7 @@ logger.hibernate.level = info
 
 # We want to log when a connection 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
@@ -21,5 +21,5 @@ logger.sql-parameters-values.level = info
 appender.console.name = console
 appender.console.type = Console
 appender.console.layout.type = PatternLayout
-appender.console.layout.pattern = %highlight{%p} %style{%c{1}}{Blue} [%t] %m%n
+appender.console.layout.pattern = %highlight{%p} %style{%c:%L}{Blue} [%t] %m%n