Add "AUDIT_CONTROL" to TestNode capabilities

This fixes the following issue:
Unable to ssh from teuthology container to testnode
using "ubuntu" user. Testnode journal sshd logs show:
`sshd[147]: pam_loginuid(sshd:session): Error writing /proc/self/loginuid: Operation not permitted`

solution ref: https://github.com/containers/podman/blob/main/troubleshooting.md#33-the-sshd-process-fails-to-run-inside-of-the-container

Signed-off-by: Vallari Agrawal <val.agl002@gmail.com>

Author: VallariAg

ceph_devstack/resources/ceph/containers.py

@@ -156,6 +156,7 @@ class TestNode(Container):
         "SYS_PTRACE",
         "SYS_TTY_CONFIG",
         "AUDIT_WRITE",
+        "AUDIT_CONTROL",
     ]
     create_cmd = [
         "podman",