Spell check fixes for Shadow lib
* @warning The parsing will not check for the correctness of the JSON document.
* It is designed to be light weight and to be of low memory footprint rather
* than checking for the correctness of the JSON document. Hence this is not
- * meant to be used for a general purpose JSON parsing. This is recommeded to
+ * meant to be used for a general purpose JSON parsing. This is recommended to
* be used only with mutually authenticated AWS IoT services such as Shadow and
* Jobs where the document will always be a well formatted JSON.
*
