Fix errata in doxygen comment

Change-Id: I0e1fe27dfe0ae9f7469131973a6a082be4bd6e40
Signed-off-by: Semun Lee <semun.lee@samsung.com>

diff --git a/include/watch_app.h b/include/watch_app.h
index 0fd894d..026ff76 100755 (executable)
--- a/include/watch_app.h
+++ b/include/watch_app.h
@@ -181,7 +181,7 @@ typedef struct {
  * @param[in] user_data The user data to be passed to the callback function
  * @return @c 0 on success,
  *         otherwise a negative error value
- * @retval #APP_ERROR_NONE Successfull
+ * @retval #APP_ERROR_NONE Successful
  * @retval #APP_ERROR_INVALID_PARAMETER Invalid parameter
  * @retval #APP_ERROR_OUT_OF_MEMORY Out of memory
  * @see app_event_type_e
@@ -197,7 +197,7 @@ int watch_app_add_event_handler(app_event_handler_h *handler, app_event_type_e e
  * @param[in] event_handler The event handler
  * @return @c 0 on success,
  *         otherwise a negative error value
- * @retval #APP_ERROR_NONE Successfull
+ * @retval #APP_ERROR_NONE Successful
  * @retval #APP_ERROR_INVALID_PARAMETER Invalid parameter
  * @see watch_app_add_event_handler
  */