Add directions to CONTRIBUTING for common mistake when running tests
Add directions to CONTRIBUTING for common mistake when running tests

SoftSwiss/active_admin,samvincent/active_admin,whatcould/active_admin,seanski/activeadmin,JeffreyATW/activeadmin,rtrepo/activeadmin,hyperoslo/activeadmin,seanski/activeadmin,strivedi183/activeadmin,adibsaad/activeadmin,westonplatter/activeadmin,JeffreyATW/activeadmin,jethroo/activeadmin,iuriandreazza/activeadmin,lampo/activeadmin,activeadmin/activeadmin,mynksngh/activeadmin,halilim/activeadmin,iuriandreazza/activeadmin,hobbes37/activeadmin,adibsaad/activeadmin,bolshakov/activeadmin,bolshakov/activeadmin,yeti-switch/active_admin,bcavileer/activeadmin,dalegregory/activeadmin,hiroponz/activeadmin,mateusg/active_admin,dannyshafer/activeadmin,Pollywog23/activeadmin,Ibotta/activeadmin,varyonic/activeadmin,cmunozgar/activeadmin,Andrekra/activeadmin,wspurgin/activeadmin,getkiwicom/activeadmin,Amandeepsinghghai/activeadmin,zfben/activeadmin,MohamedHegab/activeadmin,alonerage/activeadmin,bloomrain/activeadmin,mediebruket/activeadmin,waymondo/active_admin,ampinog/activeadmin,SoftSwiss/active_admin,quikly/active_admin,Davidzhu001/activeadmin,Ryohu/activeadmin,wspurgin/activeadmin,dhartoto/activeadmin,FundingGates/activeadmin,vytenis-s/activeadmin,vytenis-s/activeadmin,temochka-test/activeadmin,ishumilova/activeadmin,Amandeepsinghghai/activeadmin,varyonic/activeadmin,Skulli/activeadmin,tf/activeadmin,hiroponz/activeadmin,bolshakov/activeadmin,FundingGates/activeadmin,hobbes37/activeadmin,zfben/activeadmin,Andrekra/activeadmin,bcavileer/activeadmin,MohamedHegab/activeadmin,davydovanton/activeadmin,hobbes37/activeadmin,davydovanton/activeadmin,vraravam/activeadmin,sharma1nitish/activeadmin,SoftSwiss/active_admin,mateusg/active_admin,deivid-rodriguez/activeadmin,activeadmin/activeadmin,keichan34/active_admin,halilim/activeadmin,saveav/activeadmin,gogovan/activeadmin,artofhuman/activeadmin,maysam/activeadmin,javierjulio/activeadmin,Skulli/activeadmin,mauriciopasquier/active_admin,quikly/active_admin,mauriciopasquier/active_admin,mateusg/active_admin,krautcomputing/activeadmin,buren/activeadmin,scarver2/activeadmin,zfben/activeadmin,totzyuta/activeadmin,mohitnatoo/activeadmin,Pollywog23/activeadmin,chdem/activeadmin,jethroo/activeadmin,saiqulhaq/activeadmin,alonerage/activeadmin,yijiasu/activeadmin,westonplatter/activeadmin,siutin/activeadmin,Some1Else/activeadmin,h2ocube/active_admin,rubixware/activeadmin,Ryohu/activeadmin,Some1Else/activeadmin,chrisseldo/activeadmin,Davidzhu001/activeadmin,sharma1nitish/activeadmin,artofhuman/activeadmin,Amandeepsinghghai/activeadmin,jclay/active_admin,javierjulio/activeadmin,scarver2/activeadmin,chrisseldo/activeadmin,strivedi183/activeadmin,h2ocube/active_admin,yeti-switch/active_admin,Ibotta/activeadmin,maysam/activeadmin,thomascarterx/activeadmin,lampo/activeadmin,activeadmin/activeadmin,hyperoslo/activeadmin,iguchi1124/activeadmin,presskey/activeadmin,jclay/active_admin,MohamedHegab/activeadmin,tf/activeadmin,samvincent/active_admin,danielevans/activeadmin,dhartoto/activeadmin,danielevans/activeadmin,mohitnatoo/activeadmin,scarver2/activeadmin,mauriciopasquier/active_admin,temochka-test/activeadmin,mwlang/active_admin,mediebruket/activeadmin,iuriandreazza/activeadmin,rtrepo/activeadmin,rubixware/activeadmin,bloomrain/activeadmin,temochka-test/activeadmin,Some1Else/activeadmin,deivid-rodriguez/activeadmin,yijiasu/activeadmin,dhartoto/activeadmin,ampinog/activeadmin,mrjman/activeadmin,iuriandreazza/activeadmin,vraravam/activeadmin,ishumilova/activeadmin,senid231/activeadmin,davydovanton/activeadmin,cmunozgar/activeadmin,FundingGates/activeadmin,hyperoslo/activeadmin,sharma1nitish/activeadmin,Ryohu/activeadmin,Skulli/activeadmin,strivedi183/activeadmin,h2ocube/active_admin,javierjulio/activeadmin,bloomrain/activeadmin,iguchi1124/activeadmin,iuriandreazza/activeadmin,saiqulhaq/activeadmin,mrjman/activeadmin,senid231/activeadmin,deivid-rodriguez/activeadmin,dalegregory/activeadmin,samvincent/active_admin,JeffreyATW/activeadmin,sanyaade-iot/activeadmin,mrjman/activeadmin,bcavileer/activeadmin,beyondthestory/activeadmin,saveav/activeadmin,getkiwicom/activeadmin,danielevans/activeadmin,gogovan/activeadmin,tjgrathwell/activeadmin,timoschilling/activeadmin,Pollywog23/activeadmin,krautcomputing/activeadmin,wspurgin/activeadmin,lampo/activeadmin,waymondo/active_admin,thomascarterx/activeadmin,whatcould/active_admin,quikly/active_admin,dannyshafer/activeadmin,mynksngh/activeadmin,sanyaade-iot/activeadmin,mediebruket/activeadmin,maysam/activeadmin,halilim/activeadmin,totzyuta/activeadmin,rtrepo/activeadmin,presskey/activeadmin,varyonic/activeadmin,yeti-switch/active_admin,chrisseldo/activeadmin,dalegregory/activeadmin,Andrekra/activeadmin,whatcould/active_admin,keichan34/active_admin,mwlang/active_admin,alonerage/activeadmin,iuriandreazza/activeadmin,hiroponz/activeadmin,buren/activeadmin,tf/activeadmin,iuriandreazza/activeadmin,artofhuman/activeadmin,gogovan/activeadmin,iguchi1124/activeadmin,siutin/activeadmin,saveav/activeadmin,sanyaade-iot/activeadmin,chdem/activeadmin,applexiaohao/activeadmin,mohitnatoo/activeadmin,thomascarterx/activeadmin,Ibotta/activeadmin,westonplatter/activeadmin,shishir127/activeadmin,senid231/activeadmin,waymondo/active_admin,rubixware/activeadmin,shishir127/activeadmin,beyondthestory/activeadmin,cmunozgar/activeadmin,dannyshafer/activeadmin,keichan34/active_admin,jclay/active_admin,vytenis-s/activeadmin,buren/activeadmin,tjgrathwell/activeadmin,chdem/activeadmin,mynksngh/activeadmin,mwlang/active_admin,yijiasu/activeadmin,saiqulhaq/activeadmin,timoschilling/activeadmin,krautcomputing/activeadmin,presskey/activeadmin,siutin/activeadmin,totzyuta/activeadmin,jethroo/activeadmin,shishir127/activeadmin,getkiwicom/activeadmin,applexiaohao/activeadmin,applexiaohao/activeadmin,adibsaad/activeadmin,vraravam/activeadmin,Davidzhu001/activeadmin,ampinog/activeadmin,ishumilova/activeadmin,beyondthestory/activeadmin,seanski/activeadmin,tjgrathwell/activeadmin,timoschilling/activeadmin