Added implementation details.

Author: mwadams

_data/validator-libraries-modern.yml

@@ -14,6 +14,12 @@
       draft: [7, 6, 4, 3]
       license: "AGPL-3.0-only"
       last-updated: "2022-08-31"
+    - name: Corvus.JsonSchema
+      url: https://github.com/corvus-dotnet/corvus.jsonschema
+      date-draft: [2020-12, 2019-09]
+      draft: [7, 6]
+      license: Apache License, Version 2.0
+      last-updated: "2023-02-14"
 - name: C
   notes: No known implementations support draft-06 or later.
 - name: C++

implementations.md

@@ -194,6 +194,8 @@ are the only keywords that changed.
 
 #### Code generation
 
+-   Dotnet
+    -  [Corvus.JsonSchema](https://www.nuget.org/packages/Corvus.Json.JsonSchema.TypeGeneratorTool/) - generates an idiomatic dotnet type model from JSON Schema files, supporting all JSON Schema features, including property accessors, enumeration, common string `format`, and JSON document building/modification; over low-level `System.Text.Json` types. *supports Draft 6, Draft 7, Draft 2019-09 and Draft 2020-12*.
 -   Elm
     -  [json-schema-to-elm](https://github.com/dragonwasrobot/json-schema-to-elm) - generates Elm types, JSON decoders+encoders, and fuzz tests from one or more JSON Schema files, using [dragonwasrobot/json_schema](https://github.com/dragonwasrobot/json_schema) *supports Draft 7*
 -   Go