Re-enable automatic invoice publish

All the pipeline-crashing problems should be fixed now, so we should have no
problem re-automating the invoice publish.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=207265990

java/google/registry/config/RegistryConfig.java

@@ -620,8 +620,7 @@ public final class RegistryConfig {
     @Provides
     @Config("defaultShouldPublishInvoices")
     public static boolean provideDefaultShouldPublishInvoices() {
-      // TODO(b/78278360): Make the default 'true' once we're done with SUNRISE.
-      return false;
+      return true;
     }
 
     /**