Use latest ProtoBufJsonConverter to support WellKnownTypes (#1161)

* Use latest ProtoBufJsonConverter to support WellKnownTypes

* Fix

* 02

* WireMockServer_WithBodyAsProtoBuf_WithWellKnownTypes

* .

* extra test

* 0.4.0-preview-06

* 7

* <PackageReference Include="ProtoBufJsonConverter" Version="0.4.0-preview-08" />

* Update README.md

* <PackageReference Include="ProtoBufJsonConverter" Version="0.4.0-preview-09" />

* <PackageReference Include="ProtoBufJsonConverter" Version="0.4.0" />

* Update README.md

src/WireMock.Net.Abstractions/Admin/Mappings/MappingModel.cs

@@ -89,7 +89,7 @@ public class MappingModel
     
     /// <summary>
     /// Data Object which can be used when WithTransformer is used.
-    /// e.g. lookup an path in this object using
+    /// e.g. lookup a path in this object using
     /// <example>
     /// lookup data "1"
     /// </example>
@@ -105,4 +105,9 @@ public class MappingModel
     /// The Grpc ProtoDefinition which is used for this mapping (request and response). [Optional]
     /// </summary>
     public string? ProtoDefinition { get; set; }
+
+    /// <summary>
+    /// The Grpc ProtoDefinitions which are used for this mapping (request and response). [Optional]
+    /// </summary>
+    public string[]? ProtoDefinitions { get; set; }
 }

src/WireMock.Net.Abstractions/Admin/Mappings/ResponseModel.cs

@@ -137,6 +137,11 @@ public class ResponseModel
     /// </summary>
     public string? ProtoDefinition { get; set; }
 
+    /// <summary>
+    /// Gets or sets the proto definitions.
+    /// </summary>
+    public string[]? ProtoDefinitions { get; set; }
+
     /// <summary>
     /// Gets or sets the full type of the protobuf (request/response) message object. Format is "{package-name}.{type-name}".
     /// </summary>

src/WireMock.Net.Abstractions/Admin/Settings/SettingsModel.cs

@@ -121,7 +121,7 @@ public class SettingsModel
     /// <summary>
     /// A list of Grpc ProtoDefinitions which can be used.
     /// </summary>
-    public Dictionary<string, string>? ProtoDefinitions { get; set; }
+    public Dictionary<string, string[]>? ProtoDefinitions { get; set; }
 
 #if NETSTANDARD1_3_OR_GREATER || NET461
     /// <summary>