Make the superuser flag bypass TLD access checks

The --superuser command in the nomulus command-line tool should be
bypassing checks on whether the passed-in registrar client ID has access
to the TLD in question, but currently it is not.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=158974462

java/google/registry/flows/domain/DomainDeleteFlow.java

@@ -211,8 +211,8 @@ public final class DomainDeleteFlow implements TransactionalFlow {
     if (!isSuperuser) {
       verifyResourceOwnership(clientId, existingDomain);
       verifyNotInPredelegation(registry, now);
+      checkAllowedAccessToTld(clientId, registry.getTld().toString());
     }
-    checkAllowedAccessToTld(clientId, registry.getTld().toString());
     if (!existingDomain.getSubordinateHosts().isEmpty()) {
       throw new DomainToDeleteHasHostsException();
     }