changelog: Expand 0.0.19 notes with latest fixed issue

Author: gnprice

docs/changelog.md

@@ -22,7 +22,7 @@
   say "channel". (toward #631)
 
 * Resolved: #803, #351, #613, #665, #250, #675, #858, #228,
-  #712, #291, #150, #465, #554, #131, #421, #310
+  #712, #291, #150, #465, #554, #131, #421, #310, #879
 
 
 ## 0.0.18 (2024-07-25)