added new ADB firmware

Author: dekuNukem

firmware/releases/PBFW_ADB_PBID2_V0_2_0.dfu

@@ -1,5 +1,11 @@
 # USB4VC Firmware Release History
 
+## Table of Contents
+
+[Firmware history for IBM PC Protocol Card](#ibm-pc-protocol-card)
+
+[Firmware history for Apple Desktop Bus (ADB) Protocol Card](#apple-desktop-bus-adb-protocol-card)
+
 ## IBM PC Protocol Card
 
 ### 0.5.4
@@ -52,4 +58,22 @@
 
 ### 0.2.0
 
+* Initial Release
+
+## Apple Desktop Bus (ADB) Protocol Card
+
+### 0.2.0
+
+* Released 20 May 2022
+
+* Improved mouse and keyboard event buffering
+
+* Added mouse event consolidation to better support high refresh rate mice
+
+* Enabled watchdog timer
+
+* Pressing `ADB POWER` button now sends a message through ADB too.
+
+### 0.1.0
+
 * Initial Release