Summary:
DB clone tests were disabled in sanitizers because of a memory leak in pg_dump. This is fixed by https://github.com/yugabyte/yugabyte-db/issues/26547 so the tests can be enabled now.
Jira: DB-15955

Test Plan: existing tests

Reviewers: mhaddad

Reviewed By: mhaddad

Subscribers: ybase

Differential Revision: https://phorge.dev.yugabyte.com/D46484