docs(input): fix typo

Closes angular#4734

Author: timgraham

src/ng/directive/input.js

@@ -36,8 +36,7 @@ var inputType = {
    *    patterns defined as scope expressions.
    * @param {string=} ngChange Angular expression to be executed when input changes due to user
    *    interaction with the input element.
-   * @param {boolean=} [ngTrim=true] If set to false Angular will not automatically trimming the
-   *    input.
+   * @param {boolean=} [ngTrim=true] If set to false Angular will not automatically trim the input.
    *
    * @example
       <doc:example>