fix: ensure stream_wrapper_restore does not throw

Author: pvgnd

src/VCR/Util/StreamProcessor.php

@@ -82,6 +82,8 @@ public function intercept(): void
  */
  public function restore(): void
  {
+ // stream_wrapper_restore can throw when stream_wrapper was never changed, so we unregister first
+ stream_wrapper_unregister(self::PROTOCOL);
  stream_wrapper_restore(self::PROTOCOL);
  }