v1.0.1: Remove "x-internal" and re-generate specification

Remove "x-internal" OpenAPI and re-generate library

Initial release

The Ship24 Tracking API PHP library has been generated from a revised OpenAPI 3.1 format file.
The original version is available at: https://docs.ship24.com/assets/openapi/ship24-tracking-api.yaml
The revised version included in the doc-root.

The library has been generated using the following CLI command:

openapi-generator generate -i ship24-tracking-api.yaml -g php -o . --additional-properties=invokerPackage=Ship24\\TrackingApi --additional-properties=composerPackageName=ship24/tracking-api

using:
Homebrew openapi-generator: stable 7.12.0 (bottled), HEAD
Generate clients, server & docs from an OpenAPI spec (v2, v3)