Add getter to CheckData

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=141926948

java/google/registry/model/eppoutput/CheckData.java

@@ -88,6 +88,10 @@ public abstract class CheckData extends ImmutableObject implements ResponseData
       return avail;
     }
 
+    public String getValue() {
+      return value;
+    }
+
     protected static <T extends CheckNameOrID> T init(T instance, boolean avail, String value) {
       instance.avail = avail;
       instance.value = value;