KUDU-2671 Fix typo in master-test.cc

This change fixes a type introduced in master-test.cc previously.
This is a follow up to 250eb90bc0e1f4f472f44de8a23ce213595d5ee7.

Change-Id: I9b6731128b063355c71b7de1d46d0f9d1335c141
Reviewed-on: http://gerrit.cloudera.org:8080/18726
Reviewed-by: Alexey Serbin <alexey@apache.org>
Reviewed-by: Mahesh Reddy <mreddy@cloudera.com>
Tested-by: Alexey Serbin <alexey@apache.org>
1 file changed