FAB-14824 add integration test
FAB-14824 add integration test

Added an integration test to assert that malformed Raft config
does not crash orderer at channel creation.

Change-Id: I2d5432fe09cc4a2874cf05e1f82b09d55a0b966d
Signed-off-by: Jay Guo <91d7eeb83d08be0dc56ea674009c4b53383e15b3@gmail.com>

xixuejia/fabric,xixuejia/fabric,xixuejia/fabric