LOG4J2-1179 small fixes in section on parameterized message logging
LOG4J2-1179 small fixes in section on parameterized message logging

lqbweb/logging-log4j2,GFriedrich/logging-log4j2,xnslong/logging-log4j2,codescale/logging-log4j2,lqbweb/logging-log4j2,lqbweb/logging-log4j2,codescale/logging-log4j2,apache/logging-log4j2,xnslong/logging-log4j2,apache/logging-log4j2,apache/logging-log4j2,GFriedrich/logging-log4j2,codescale/logging-log4j2,GFriedrich/logging-log4j2,xnslong/logging-log4j2