tests: Remove the error output from the linux-cp tests
tests: Remove the error output from the linux-cp tests

Type: test

Signed-off-by: Neale Ranns <c8ca090d26e35fc94cb9c8fe2fb2efcfa843d561@graphiant.com>
Change-Id: Ib9899327897f36219c113fedb25366cd1be463a0

FDio/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp