Take `StrawberryIntegration` out of auto-enabling integrations

`StrawberryIntegration` shouldn't be auto-enabling since it cannot reliably auto-detect whether it should enable the sync or async version of the instrumentation. Users should make the choice explicitly.  <br>  <br>Additional context in [https://github.com/getsentry/sentry-python/issues/4980](<https://github.com/getsentry/sentry-python/issues/4980>)