docs(filter): description formatting fix

as it was, the third parameter's description was displayed as
a code block, rather than a bulletted list.

src/ng/filter/filter.js

@@ -35,15 +35,15 @@
  *
  *   Can be one of:
  *
- *     - `function(actual, expected)`:
- *       The function will be given the object value and the predicate value to compare and
- *       should return true if the item should be included in filtered result.
+ *   - `function(actual, expected)`:
+ *     The function will be given the object value and the predicate value to compare and
+ *     should return true if the item should be included in filtered result.
  *
- *     - `true`: A shorthand for `function(actual, expected) { return angular.equals(expected, actual)}`.
- *       this is essentially strict comparison of expected and actual.
+ *   - `true`: A shorthand for `function(actual, expected) { return angular.equals(expected, actual)}`.
+ *     this is essentially strict comparison of expected and actual.
  *
- *     - `false|undefined`: A short hand for a function which will look for a substring match in case
- *       insensitive way.
+ *   - `false|undefined`: A short hand for a function which will look for a substring match in case
+ *     insensitive way.
  *
  * @example
    <example>