FAB-1143 endorser-tests.js bug in error responses
FAB-1143 endorser-tests.js bug in error responses

needs to print the error message from the response object
instead of the non-existing "status"

Change-Id: Ic518e367abdcdf58a097d0392ce2f2f6db114afa
Signed-off-by: Jim Zhang <6775950e159d0bc2e58935ca2201ba88526dddf0@us.ibm.com>

adityachap/fabric-sdk-node,ratnakar-asara/fabric-sdk-node,adityachap/fabric-sdk-node,ratnakar-asara/fabric-sdk-node,ratnakar-asara/fabric-sdk-node,ratnakar-asara/fabric-sdk-node