Update website/content/docs/agent/config/config-files.mdx

Co-authored-by: trujillo-adam <47586768+trujillo-adam@users.noreply.github.com>

website/content/docs/agent/config/config-files.mdx

@@ -1269,11 +1269,11 @@ Valid time units are 'ns', 'us' (or 'µs'), 'ms', 's', 'm', 'h'."
     UDP response, will set the truncated flag, indicating to clients that they should
     re-query using TCP to get the full set of records.
 
-  - `only_passing` - (Defaults to `false`) Node / Service health status can be "passing", "warning", or 
+  - `only_passing` - Specifies a boolean value that determines if DNS queries should only return nodes or services with `passing` health check statuses. 
-    "critical". 
+  
-
+  If `true`, the query only returns nodes or services with `passing` health statuses. If `false`, the query returns nodes or services with `passing` and `warning` health check statuses. Nodes or services in a `critical` health state are omitted from DNS query results. 
-    When set to false, nodes whose health check status is "passing" or "warning" will be returned, but "critical" is ommitted.
+  
-    If set to true, only nodes whose health check status is "passing" will be returned from DNS results. 
+  Default is `false`.
 
   - `recursor_strategy` - If set to `sequential`, Consul will query recursors in the
     order listed in the [`recursors`](#recursors) option. If set to `random`,