Adds "performance" tag so that KVM chameleon machines do not run

TestPerfwrapper.
9 jobs for master in 1 minute and 23 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #19498
knl
argotk

00:00:20

passed #19497
integration
containers

00:00:04

passed #19496
integration
libnrm

00:00:03

passed #19495
integration
nrm

00:00:16

 
  Test
passed #19499
integration
testHello

00:00:04

passed #19500
integration
testListen

00:00:10

passed #19501
performance integration
testPerfwrapper

00:00:20

passed #19502
knl
testPower

00:00:20

 
  Quality
passed #19503
integration
repoquality

00:00:03