Add MCA ESS cards that I somehow missed to the 4.2 changelog

Author: richardg867

_posts/2024-07-26-86box-v4-2.md

@@ -133,6 +133,7 @@ As with any hardware of this era, there are many potential gotchas to account fo
   * Fixed emulator crash when pressing **multimedia keys** on Windows hosts
 * **Sound**
   * Added **ESS AudioDrive ES688** and **ES1688** ISA sound cards
+  * Added **SoundPiper 16**, **32** and **ChipChat 16** ESS-based MCA sound cards
   * Added **Pro Audio Spectrum Plus**, **16** and **16D** ISA sound cards
   * Added **Sound Blaster PCI ES1373** and **CT5880** PCI sound cards
   * Improved **Sound Blaster AWE** EMU8000 synth sound quality