Refer to Datastore everywhere correctly by its capitalized form

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=147479683

java/google/registry/model/ofy/CommitLogMutation.java

@@ -62,14 +62,14 @@ public class CommitLogMutation extends ImmutableObject {
    * Returns a new mutation entity created from an @Entity ImmutableObject instance.
    *
    * <p>The mutation key is generated deterministically from the {@code entity} key. The object is
-   * converted to a raw datastore Entity, serialized to bytes, and stored within the mutation.
+   * converted to a raw Datastore Entity, serialized to bytes, and stored within the mutation.
    */
   public static CommitLogMutation create(Key<CommitLogManifest> parent, Object entity) {
     return createFromRaw(parent, ofy().save().toEntity(entity));
   }
 
   /**
-   * Returns a new mutation entity created from a raw datastore Entity instance.
+   * Returns a new mutation entity created from a raw Datastore Entity instance.
    *
    * <p>The mutation key is generated deterministically from the {@code entity} key. The Entity
    * itself is serialized to bytes and stored within the returned mutation.