attempting formatting fix for manual refs

Author: jeff-allen-mongo

source/validation.txt

@@ -109,25 +109,22 @@ Consider the following example validation:
 
 This validation specifies:
 
-- The list of :manual:`required
-   </reference/operator/query/jsonSchema/#available-keywords>`
-   fields.
+- The list of
+  :manual:`required </reference/operator/query/jsonSchema/#available-keywords>`
+  fields.
 
-- The :manual:`bsonType
-   </reference/operator/query/jsonSchema/#available-keywords>` for
-   all fields.
+- The :manual:`bsonType </reference/operator/query/jsonSchema/#available-keywords>` for
+  all fields.
 
-- The :manual:`minimum
-   </reference/operator/query/jsonSchema/#available-keywords>`
-   and :manual:`maximum </reference/operator/query/jsonSchema/#available-keywords>` values for the ``year`` field.
+- The :manual:`minimum </reference/operator/query/jsonSchema/#available-keywords>`
+  and :manual:`maximum </reference/operator/query/jsonSchema/#available-keywords>`
+  values for the ``year`` field.
 
 - The acceptable values for the  ``major`` field, using
-   :manual:`enum
-   </reference/operator/query/jsonSchema/#available-keywords>` .
+  :manual:`enum </reference/operator/query/jsonSchema/#available-keywords>`.
 
-- The :manual:`minimum
-   </reference/operator/query/jsonSchema/#available-keywords>`
-   value for the ``gpa`` field.
+- The :manual:`minimum </reference/operator/query/jsonSchema/#available-keywords>`
+  value for the ``gpa`` field.
 
 For all available ``$jsonSchema`` keywords, refer to the
 :manual:`$jsonSchema </reference/operator/query/jsonSchema>` page in