ruby client adapter for httpx (#16718)

* added isTyphoeus property to remove negations on isFaraday

* adding httpx support as alternative library for ruby client

* updated samples

samples/client/petstore/ruby-httpx/docs/FormatTest.md

@@ -0,0 +1,48 @@
+# Petstore::FormatTest
+
+## Properties
+
+| Name | Type | Description | Notes |
+| ---- | ---- | ----------- | ----- |
+| **integer** | **Integer** |  | [optional] |
+| **int32** | **Integer** |  | [optional] |
+| **int64** | **Integer** |  | [optional] |
+| **number** | **Float** |  |  |
+| **float** | **Float** |  | [optional] |
+| **double** | **Float** |  | [optional] |
+| **decimal** | **Float** |  | [optional] |
+| **string** | **String** |  | [optional] |
+| **byte** | **String** |  |  |
+| **binary** | **File** |  | [optional] |
+| **date** | **Date** |  |  |
+| **date_time** | **Time** |  | [optional] |
+| **uuid** | **String** |  | [optional] |
+| **password** | **String** |  |  |
+| **pattern_with_digits** | **String** | A string that is a 10 digit number. Can have leading zeros. | [optional] |
+| **pattern_with_digits_and_delimiter** | **String** | A string starting with 'image_' (case insensitive) and one to three digits following i.e. Image_01. | [optional] |
+
+## Example
+
+```ruby
+require 'petstore'
+
+instance = Petstore::FormatTest.new(
+  integer: null,
+  int32: null,
+  int64: null,
+  number: null,
+  float: null,
+  double: null,
+  decimal: null,
+  string: null,
+  byte: null,
+  binary: null,
+  date: null,
+  date_time: null,
+  uuid: 72f98069-206d-4f12-9f12-3d1e525a8e84,
+  password: null,
+  pattern_with_digits: null,
+  pattern_with_digits_and_delimiter: null
+)
+```
+