Update README.md

Author: pjfanning

README.md

@@ -6,7 +6,7 @@
 This is a fork of https://github.com/swagger-api/swagger-scala-module.
 
 | Release | Supports |
-| ======= | ======== |
+| ------- | -------- |
 | 2.1.2 | [OpenAPI 3.0.1](https://github.com/OAI/OpenAPI-Specification) / [Swagger-Core](https://github.com/swagger-api/swagger-core) 2.0.x. |
 | 1.1.0 | [OpenAPI 2](https://swagger.io/specification/v2/) / [Swagger-Core](https://github.com/swagger-api/swagger-core) 1.6.x. |