Update README.md

Author: diogorac

README.md

@@ -1,5 +1,8 @@
 CryptoAuthLib - Microchip CryptoAuthentication Library
 ====================================================
+RiddleAndCode Notes
+------------------------
+Added i2c HAL for stm32l475.
 
 Introduction
 ------------------------
@@ -403,4 +406,4 @@ sudo touch mchp-cryptoauth.rules
 Edit the mchp-cryptoauth.rules file and add the following line to the file:
 ```text
 SUBSYSTEM=="hidraw", ATTRS{idVendor}=="03eb", ATTRS{idProduct}=="2312", MODE="0666"
-```
+```