Update modules/ROOT/assets/attachments/configuration-properties-legacy.yaml

Co-authored-by: Tor Colvin <tor.colvin@couchbase.com>

Author: iamfortune

modules/ROOT/assets/attachments/configuration-properties-legacy.yaml

@@ -1729,4 +1729,4 @@ properties:
       - "tlsv1.2"
       - "tlsv1.2"
     type: string
-    default: 'tlsv1'
+    default: 'tlsv1.2'