Update changelogs from fern repo (#1651)

Co-authored-by: tstanmay13 <[email protected]>

Author: fern-support

fern/products/sdks/overview/java/changelog/2025-10-30.mdx

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+## 3.10.5
+**`(fix):`** Revert support for three-state nullable fields in PATCH requests introduced in 3.10.0 (PR #10104).
+Restores `Optional<T>` semantics and removes the `use-nullable-for-optional-fields` config and related `Nullable<T>` handling.
+
+