docs: update README and DefaultApi.md snippets (#53)

Co-authored-by: OneSignal <noreply@onesignal.com>

Author: sherwinski

README.md

@@ -11,4 +11,4 @@ Name | Type | Description | Notes
 **ip_allowlist_mode** | **string** |  | [optional]
 **ip_allowlist** | **string[]** |  | [optional]
 
-[[Back to Model list]](../../README.md#models) [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)
+[[Back to API list]](https://github.com/OneSignal/onesignal-php-api#full-api-reference) [[Back to README]](https://github.com/OneSignal/onesignal-php-api)

docs/Api/DefaultApi.md

@@ -6,4 +6,4 @@ Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **tokens** | [**\onesignal\client\model\ApiKeyToken[]**](ApiKeyToken.md) |  | [optional]
 
-[[Back to Model list]](../../README.md#models) [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)
+[[Back to API list]](https://github.com/OneSignal/onesignal-php-api#full-api-reference) [[Back to README]](https://github.com/OneSignal/onesignal-php-api)

docs/Model/ApiKeyToken.md

@@ -39,4 +39,4 @@ Name | Type | Description | Notes
 **organization_id** | **string** | The Id of the Organization you would like to add this app to. | [optional]
 **additional_data_is_root_payload** | **bool** | iOS: Notification data (additional data) values will be added to the root of the apns payload when sent to the device.  Ignore if you're not using any other plugins, or not using OneSignal SDK methods to read the payload. | [optional]
 
-[[Back to Model list]](../../README.md#models) [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)
+[[Back to API list]](https://github.com/OneSignal/onesignal-php-api#full-api-reference) [[Back to README]](https://github.com/OneSignal/onesignal-php-api)

docs/Model/ApiKeyTokensListResponse.md

@@ -119,4 +119,4 @@ Name | Type | Description | Notes
 **huawei_category** | **string** | Channel: Push Notifications Platform: Huawei Category of the push notification for HMS classification. | [optional]
 **huawei_bi_tag** | **string** | Channel: Push Notifications Platform: Huawei A tag used for Huawei business intelligence and analytics. | [optional]
 
-[[Back to Model list]](../../README.md#models) [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)
+[[Back to API list]](https://github.com/OneSignal/onesignal-php-api#full-api-reference) [[Back to README]](https://github.com/OneSignal/onesignal-php-api)

docs/Model/App.md

@@ -106,4 +106,4 @@ Name | Type | Description | Notes
 **huawei_category** | **string** | Channel: Push Notifications Platform: Huawei Category of the push notification for HMS classification. | [optional]
 **huawei_bi_tag** | **string** | Channel: Push Notifications Platform: Huawei A tag used for Huawei business intelligence and analytics. | [optional]
 
-[[Back to Model list]](../../README.md#models) [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)
+[[Back to API list]](https://github.com/OneSignal/onesignal-php-api#full-api-reference) [[Back to README]](https://github.com/OneSignal/onesignal-php-api)

docs/Model/BasicNotification.md

@@ -8,4 +8,4 @@ Name | Type | Description | Notes
 **headings_color** | **string** | Title text color ARGB Hex format. Example(Blue) \"FF0000FF\". | [optional]
 **contents_color** | **string** | Body text color ARGB Hex format. Example(Red) \"FFFF0000\". | [optional]
 
-[[Back to Model list]](../../README.md#models) [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)
+[[Back to API list]](https://github.com/OneSignal/onesignal-php-api#full-api-reference) [[Back to README]](https://github.com/OneSignal/onesignal-php-api)

docs/Model/BasicNotificationAllOf.md

@@ -8,4 +8,4 @@ Name | Type | Description | Notes
 **text** | **string** |  | [optional]
 **icon** | **string** |  | [optional]
 
-[[Back to Model list]](../../README.md#models) [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)
+[[Back to API list]](https://github.com/OneSignal/onesignal-php-api#full-api-reference) [[Back to README]](https://github.com/OneSignal/onesignal-php-api)

docs/Model/BasicNotificationAllOfAndroidBackgroundLayout.md

@@ -6,4 +6,4 @@ Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **target_app_id** | **string** | Destination OneSignal App ID in UUID v4 format. |
 
-[[Back to Model list]](../../README.md#models) [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)
+[[Back to API list]](https://github.com/OneSignal/onesignal-php-api#full-api-reference) [[Back to README]](https://github.com/OneSignal/onesignal-php-api)