fix multi-line comment error on esp32

Author: brentru

src/AdafruitIO_Definitions.h

@@ -125,14 +125,14 @@ class AdafruitIOGroupCallback {
                                                                 ///< Fingerprint
 
 #define AIO_FEED_NAME_LENGTH                                                   \
-  258 ///< Maximum length of an Adafruit IO Feed    \
-                                  ///< Name; 128 + 1 + 128 for the group, a dot \
-                                  ///< , and actual feed name.
+  258 ///< Maximum length of an Adafruit IO Feed: Name; 128 + 1 + 128 for the
+      ///< group, a dot, and actual feed name.
+
 #define AIO_DATA_LENGTH                                                        \
   45 ///< Maximum length of data sent/recieved from Adafruit IO
 #define AIO_CSV_LENGTH                                                         \
-  AIO_FEED_NAME_LENGTH + 4 ///< Maximum comma-separated-value length from \
-                           ///< Adafruit IO
+  AIO_FEED_NAME_LENGTH +                                                       \
+      4 ///< Maximum comma-separated-value length from Adafruit IO
 
 /** aio_status_t offers 13 status states */
 typedef enum {