in src/main/java/org/apache/sling/graphql/schema/aggregator/impl/ProviderBundleTracker.java [109:117]
public void removedBundle(Bundle bundle, BundleEvent event, Object object) {
final long id = bundle.getBundleId();
schemaProviders.forEach((key, value) -> {
if (id == value.getBundleId()) {
log.info("Removing {}", value);
schemaProviders.remove(key);
}
});
}