remove unused variables
remove unused variables

ClearCorp-dev/knowledge,algiopensource/knowledge,raycarnes/knowledge,algiopensource/knowledge,sergiocorato/knowledge,acsone/knowledge,raycarnes/knowledge,anas-taji/knowledge,jobiols/knowledge,ClearCorp-dev/knowledge,jobiols/knowledge,anas-taji/knowledge,anas-taji/knowledge,anas-taji/knowledge,xpansa/knowledge,xpansa/knowledge,ClearCorp/knowledge,ClearCorp/knowledge,jobiols/knowledge,algiopensource/knowledge,sergiocorato/knowledge,ClearCorp/knowledge,Endika/knowledge,xpansa/knowledge,sergiocorato/knowledge,Endika/knowledge,jobiols/knowledge,Endika/knowledge,ClearCorp-dev/knowledge,ClearCorp/knowledge,acsone/knowledge,raycarnes/knowledge,ClearCorp-dev/knowledge,xpansa/knowledge,Endika/knowledge,raycarnes/knowledge,algiopensource/knowledge,sergiocorato/knowledge,acsone/knowledge,acsone/knowledge