Bump version (#3110)

Bump version to 6.9.0 for the next release.

Directory.Build.props

@@ -49,7 +49,7 @@
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <UseArtifactsOutput>true</UseArtifactsOutput>
-    <VersionPrefix>6.8.2</VersionPrefix>
+    <VersionPrefix>6.9.0</VersionPrefix>
     <WarnOnPackingNonPackableProject>false</WarnOnPackingNonPackableProject>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(GITHUB_ACTIONS)' != '' ">

README.md

@@ -25,7 +25,7 @@ Once you have an API that can describe itself in Swagger, you've opened the trea
 | Swashbuckle Version | ASP.NET Core | Swagger / OpenAPI Spec. | swagger-ui | Redoc UI |
 |----------|----------|----------|----------|----------|
 | [CI](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/commits/master/) | >= 2.0.0 | 2.0, 3.0 | [5.x.x](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/blob/master/src/Swashbuckle.AspNetCore.SwaggerUI/package.json#L6) | [2.x.x](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/blob/master/src/Swashbuckle.AspNetCore.ReDoc/package.json#L6) |
-| [6.8.1](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/tree/v6.8.0) | >= 2.0.0 | 2.0, 3.0 | 5.17.14 | 2.1.5 |
+| [6.9.0](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/tree/v6.8.0) | >= 2.0.0 | 2.0, 3.0 | 5.17.14 | 2.1.5 |
 | [5.6.3](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/tree/v5.6.3) | >= 2.0.0 | 2.0, 3.0 | 3.32.5 | 2.0.0-rc.40 |
 | [4.0.0](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/tree/v4.0.0) | >= 2.0.0, < 3.0.0 | 2.0 | 3.19.5 | 1.22.2 |
 | [3.0.0](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/tree/v3.0.0) | >= 1.0.4, < 3.0.0 | 2.0 | 3.17.1 | 1.20.0 |