Test: add nameserver to log-field test. (#7779)
Test: add nameserver to log-field test. (#7779)


vmamidi/trafficserver,bryancall/trafficserver,bryancall/trafficserver,SolidWallOfCode/trafficserver,bryancall/trafficserver,vmamidi/trafficserver,SolidWallOfCode/trafficserver,pbchou/trafficserver,duke8253/trafficserver,duke8253/trafficserver,pbchou/trafficserver,duke8253/trafficserver,duke8253/trafficserver,pbchou/trafficserver,pbchou/trafficserver,duke8253/trafficserver,SolidWallOfCode/trafficserver,bryancall/trafficserver,SolidWallOfCode/trafficserver,vmamidi/trafficserver,duke8253/trafficserver,bryancall/trafficserver,SolidWallOfCode/trafficserver,vmamidi/trafficserver,bryancall/trafficserver,vmamidi/trafficserver,SolidWallOfCode/trafficserver,pbchou/trafficserver,vmamidi/trafficserver,pbchou/trafficserver,duke8253/trafficserver,SolidWallOfCode/trafficserver