Change all uses of legacy sharedFields to use EppResource fields

This is the penultimate step of migrating away from sharedFields. The next step is to remove them entirely.
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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=116364048

java/com/google/domain/registry/rdap/RdapActionBase.java

@@ -172,7 +172,7 @@ public abstract class RdapActionBase implements Runnable {
         .type(clazz)
         .filter(filterField + " >=", partialStringQuery.getInitialString())
         .filter(filterField + " <", partialStringQuery.getNextInitialString())
-        .filter("sharedFields.deletionTime", END_OF_TIME)
+        .filter("deletionTime", END_OF_TIME)
         .limit(resultSetMaxSize);
   }
 }