update changelogs

Author: dsinghvi

fern/products/sdks/generators/ruby/changelog/2026-04-17.mdx

@@ -0,0 +1,8 @@
+## 1.4.3
+**`(fix):`** Fix Ruby dynamic snippet generation to synthesize default values for
+required properties missing from examples. Previously, empty objects
+and arrays were rendered as `{}` and `[{}]`; now required fields are
+populated with reasonable placeholder values matching the behavior of
+the Python generator.
+
+