Add reference to discussion on private[pkg]

nicolasstucki · nicolasstucki · commit de9c9df157a4 · 2023-03-02T08:44:03.000+01:00
diff --git a/content/binary-api.md b/content/binary-api.md
@@ -44,6 +44,7 @@ There is no precise mechanism to remove a deprecated method from a library witho
 + private[C] def myOldAPI: T = ...
 ```
 
+Related to discussion in https://github.com/lightbend/mima/discussions/724
 
 ## Proposed solution
 
