Update changelogs from fern repo (#2041)

Co-authored-by: tstanmay13 <29681256+tstanmay13@users.noreply.github.com>

Author: fern-support

fern/products/sdks/overview/java/changelog/2025-11-14.mdx

@@ -1,3 +1,7 @@
+## 3.16.0
+**`(feat):`** Add opt-in use-local-date-for-dates config flag to generate java.time.LocalDate instead of String for Fern date types.
+
+
 ## 3.15.1
 **`(fix):`** Fix SDK generation failures for endpoints with custom pagination. Endpoints using `x-fern-pagination: type: custom` now generate successfully, returning the raw response type without automatic pagination wrappers.