[Inline model resolver] better handling of inline responses and bug fixes (#12353)

* better handling of inline response schemas, bug fixes

* update samples

* add new files

* better code format

* remove unused ruby files

* fix java test

* remove unused js spec files

* remove inline_response_default_test.dart

* fix webclient tests

* fix spring tests

samples/client/petstore/powershell/docs/FooGetDefaultResponse.md

@@ -0,0 +1,21 @@
+# FooGetDefaultResponse
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**String** | [**Foo**](Foo.md) |  | [optional] 
+
+## Examples
+
+- Prepare the resource
+```powershell
+$FooGetDefaultResponse = Initialize-PSPetstoreFooGetDefaultResponse  -String null
+```
+
+- Convert the resource to JSON
+```powershell
+$FooGetDefaultResponse | ConvertTo-JSON
+```
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+

samples/client/petstore/powershell/docs/PSDefaultApi.md

@@ -9,7 +9,7 @@ Method | HTTP request | Description
 
 <a name="Invoke-PSFooGet"></a>
 # **Invoke-PSFooGet**
-> InlineResponseDefault Invoke-PSFooGet<br>
+> FooGetDefaultResponse Invoke-PSFooGet<br>
 
 
 
@@ -29,7 +29,7 @@ This endpoint does not need any parameter.
 
 ### Return type
 
-[**InlineResponseDefault**](InlineResponseDefault.md) (PSCustomObject)
+[**FooGetDefaultResponse**](FooGetDefaultResponse.md) (PSCustomObject)
 
 ### Authorization