Update versions/3.1.1.md

Co-authored-by: Ralf Handl <[email protected]>

Author: handrews

versions/3.1.1.md

@@ -2800,11 +2800,15 @@ components:
           - number
       oneOf:
       - properties:
-          dataType: {const: string}
-          data: {$ref: array_of_strings}
+          dataType:
+            const: string
+          data:
+            $ref: array_of_strings
       - properties:
-          dataType: {const: number}
-          data: {$ref: array_of_numbers}
+          dataType:
+            const: number
+          data:
+            $ref: array_of_numbers
 ```
 
 #### <a name="discriminatorObject"></a>Discriminator Object