customization of backup objects manager: do not show deleted backups by default(ITACLOUD-2362)(again)

This reverts commit 3586bfc7ef7fa059669fc59e38f870d6dec87f51.
test that user does not receive deleted backups + separate file for security groups tests (ITACLOUD-2362)(again)

erts commit 3f8b9b7a0411aaa7bbc7a17e0db6a36e0d54d8d5.
Merge branch 'feature/itacloud-2362' into 'develop'

Feature/itacloud 2362

https://jira.nortal.com/browse/ITACLOUD-2362