CBQE-5999: [49/n] [39/n] Run existing rollback testing against object…

… store

Change-Id: I92b820a0debf95d3803c342a55f9f65ff446d9b5
Reviewed-on: http://review.couchbase.org/c/testrunner/+/131662
Tested-by: Thuan Nguyen <soccon@gmail.com>
Reviewed-by: Thuan Nguyen <soccon@gmail.com>
Reviewed-on: http://review.couchbase.org/c/testrunner/+/136389
Reviewed-by: James Lee <james.lee@couchbase.com>
Tested-by: Asad Zaidi <asad.zaidi@couchbase.com>

conf/entbackuprestore/entbackuprestore-objstore-merge.conf

@@ -7,3 +7,5 @@ ent_backup_restore.enterprise_backup_merge_tests.EnterpriseBackupMergeTest:
     test_multiple_backups_merges,objstore_provider=s3,actions="backup_with_ops:1,bucket_ops,backup:1,failover:hard,backup_with_ops:1,bucket_ops,backup:1",standard_buckets=2,include-buckets=default,nodes_init=3,force-updates=True,GROUP=P1
     test_multiple_backups_merges,objstore_provider=s3,actions="backup_with_ops:1,bucket_ops,backup:1,failover_and_recover:full,backup_with_ops:1,backup:1",standard_buckets=2,include-buckets=default,nodes_init=3,force-updates=True,GROUP=P1
     test_multiple_backups_merges,objstore_provider=s3,actions="backup_with_ops:1,bucket_ops,backup:1,rebalance,backup_with_ops:1,bucket_ops,backup:1",standard_buckets=2,include-buckets=default,nodes_in=1,force-updates=True,GROUP=P1
+    test_multiple_backups_merges,objstore_provider=s3,actions="backup:2,rollback,backup:1,nodes_init=3,GROUP=P1
+    test_multiple_backups_merges,objstore_provider=s3,actions="backup_with_ops:2,backup:1,rollback,backup_with_ops:1,backup:1,backup_with_ops:2,backup:1,rollback,backup_with_ops:1,backup:1",nodes_init=3,GROUP=P1