Remove domain create restriction check in non-create flows

Since domain create restriction only applies to closed TLDs, flows like domain application create and domain application update does not apply, as the TLD never goes through sunrise period. Removing checks for domain create restrictions in these flows.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=152260673

java/google/registry/flows/domain/DomainFlowUtils.java

@@ -780,9 +780,6 @@ public class DomainFlowUtils {
         nullToEmpty(command.getNameserverFullyQualifiedHostNames());
     validateNameserversCountForTld(tld, domainName, fullyQualifiedHostNames.size());
     validateNameserversAllowedOnTld(tld, fullyQualifiedHostNames);
-    if (registry.getDomainCreateRestricted()) {
-      validateDomainAllowedOnCreateRestrictedTld(domainName);
-    }
     validateNameserversAllowedOnDomain(domainName, fullyQualifiedHostNames);
   }