LOG4J2-1297 added text to synchronous file logging response time section
LOG4J2-1297 added text to synchronous file logging response time section

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