Revert "Revert "Remove backfill token types job" (#255)" (#257)

This reverts commit cfa72fa.

Author: cbovis

src/jobs/backfill-token-types.js

@@ -1,7 +1,6 @@
 const _ = require('lodash');
 
 const backfillRelayerRelationships = require('./backfill-relayer-relationships');
-const backfillTokenTypes = require('./backfill-token-types');
 const cacheRelayerMetrics = require('./cache-relayer-metrics');
 const cacheTokenMetrics = require('./cache-token-metrics');
 const cacheTokenStats = require('./cache-token-stats');
@@ -18,7 +17,6 @@ const updateTokenPrices = require('./update-token-prices');
 
 const jobFns = {
   backfillRelayerRelationships,
-  backfillTokenTypes,
   cacheRelayerMetrics,
   cacheTokenMetrics,
   cacheTokenStats,