Hiding verbose jenkins console output

Question

while triggering build jenkins pipeline, one of my groovy file ( test.groovy) under Jenkins shared library throwing too much verbose. how to hide it

package com.x.y.z
class getparameter implements serializable {
   def steps
   getparameter(steps0 {this.steps = steps }
   def getsomeparameter(x,Y) {
       steps.sh ("source /etc/profile.d/env.sh && date && hostname ")
       }
  }

trimmed Output after execuring main Jenkins pipeline which invoking the above test.groovy

[Pipeline] sh

• source /etc/profile.d/env.sh ++ export PROXY=http://1.2.3.4/ ++ export no_proxy=http://1.2.3.4/
• date ++
• hostname ++ hostname output>

How to hide/trime the output displayed in the Jenkins console log