require both auth-notls and auth-tls tasks for testing CSOT

Author: Divjot Arora

source/client-side-operations-timeout/tests/README.rst

@@ -17,10 +17,10 @@ Spec Tests
 
 This directory contains a set of YAML and JSON spec tests. Drivers MUST run these as described in the "Unified Test
 Runner" specification. Because the tests introduced in this specification are timing-based, there is a risk that some
-of them may intermittently fail without any bugs being present in the driver. As a mitigation, drivers MAY execute
-these tests in a separate Evergreen task against a single-node replica set with authentication enabled. Drivers that
-choose to do so SHOULD use the ``single-node-auth.json`` configuration file in the ``drivers-evergreen-tools``
-repository to create this cluster.
+of them may intermittently fail without any bugs being present in the driver. As a mitigatio, drivers MAY execute
+these tests in two new Evergreen tasks that use single-node replica sets: one with only authentication enabled and
+another with both authentication and TLS enabled. Drivers that choose to do so SHOULD use the ``single-node-auth.json``
+and ``single-node-auth-ssl.json`` files in the ``drivers-evergreen-tools`` repository to create these clusters.
 
 Prose Tests
 ===========