[FAB-7008] Fix compilation error
[FAB-7008] Fix compilation error

Fix the compilation error in the
cmd/fabric-ca-client/main_test.go. The error was caused
by the changes introduced in the change sets:
https://gerrit.hyperledger.org/r/c/14741/
https://gerrit.hyperledger.org/r/c/15025/
One function used by one change set that was renamed by other
change set.

Change-Id: I521f815700af7f36ea3eb4cbfd1796b07fd05dce
Signed-off-by: Anil Ambati <c1f91e826b38b889477ff5f5566a87c84b7de930@us.ibm.com>

saadk10/fabric-ca,saadk10/fabric-ca