add opentelemetry extension support (#593)

* add opentelemetry extension support

* config sort

* cleanup build args

* Update docs

* Adjust custom extension overrides for opentelemetry

* Add tests

* Update README.md and remove windows limitation

* Fix windows static build for opentelemetry

---------

Co-authored-by: crazywhalecc <jesse2061@outlook.com>

src/globals/ext-tests/opentelemetry.php

@@ -0,0 +1,5 @@
+<?php
+
+declare(strict_types=1);
+
+assert(function_exists('OpenTelemetry\Instrumentation\hook'));