Update gen.yaml (#291)

Author: dcoplowe

bank-feeds/.speakeasy/gen.yaml

@@ -12,7 +12,7 @@ generation:
   auth:
     oAuth2ClientCredentialsEnabled: false
 csharp:
-  version: 4.4.0
+  version: 5.0.0
   additionalDependencies: []
   author: Codat
   clientServerStatusCodesAsErrors: true
@@ -35,4 +35,4 @@ csharp:
   outputModelSuffix: output
   packageName: Codat.BankFeeds
   packageTags: ""
-  responseFormat: envelope
+  responseFormat: envelope