Update changelogs from fern repo (#1819)

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

Author: fern-support

fern/products/sdks/overview/typescript/changelog/2025-11-05.mdx

@@ -1,3 +1,7 @@
+## 3.28.1
+**`(fix):`** Always use vitest.config.mts for consistency across all generated SDKs. This ensures Vitest v3 can load the config as ESM in both CommonJS and ESM packages.
+
+
 ## 3.27.0
 **`(feat):`** Add support for variables in wire tests.