Merge pull request #7720 from joekr/update-book

📖 Add missing version migration link

Author: k8s-ci-robot

docs/book/src/developer/providers/version-migration.md

@@ -7,4 +7,5 @@ maintainers of other providers and consumers of the Go API in upgrading from one
 - [v0.4 to v1.0](v0.4-to-v1.0.md)
 - [v1.0 to v1.1](v1.0-to-v1.1.md)
 - [v1.1 to v1.2](v1.1-to-v1.2.md)
-- [v1.2 to v1.3](v1.2-to-v1.3.md)
+- [v1.2 to v1.3](v1.2-to-v1.3.md)
+- [v1.3 to v1.4](v1.3-to-v1.4.md)