(DOCSP-12985): spec.security.tls.ca is a configmap not a secret (#497)

Author: melissamahoney-mongodb

source/includes/list-tables/resource-keys-tls-custom-ca.rst

@@ -23,6 +23,6 @@
        | :setting:`.tls.ca<spec.security.tls.ca>`
      - string
      - Optional
-     - If you use a custom |certauth| and have created the |k8s-secret|
-       that stores it, add the secret's name.
+     - If you use a custom |certauth| and have created the 
+       |k8s-configmap| that stores it, add the ConfigMap's name.
      - ``<custom-ca>``

source/includes/options-k8s-shared.yaml

@@ -569,7 +569,7 @@ type: string
 directive: setting
 optional: true
 description: |
-  Provide the name of the |k8s-secret| that stores the |certauth|.
+  Provide the name of the |k8s-configmap| that stores the |certauth|.
 ---
 program: _shared
 name: spec.security.authentication