Update changelogs from fern repo (#851)

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

Author: fern-support

fern/products/sdks/overview/java/changelog/2025-09-16.mdx

@@ -1,3 +1,9 @@
+## 3.5.0
+**`(feat):`** Enhanced wire testing framework with comprehensive SDK validation capabilities. Wire tests now include
+header validation from IR examples, multi-URL environment configuration support, complex type validation
+for unions/nullable/generic types, and full pagination testing with Iterable<T> support.
+
+
 ## 3.4.1
 **`(fix):`** Fix compilation errors when undiscriminated unions contain multiple members that resolve
 to the same Java type (e.g., multiple strings, string vs string enum). The generator now