Update changelogs from fern repo (#1194)

Co-authored-by: tjb9dc <[email protected]>

Author: fern-support

fern/products/cli-api-reference/cli-changelog/2025-10-08.mdx

@@ -1,3 +1,7 @@
+## 0.86.1
+**`(fix):`** Revert the change in 0.86.1 which caused request types to be generated in different packages
+
+
 ## 0.86.0
 **`(fix):`** Fern definition: use request bodies as reference even when only used once