Removes concurrency support temporarily to see if backfills complete (#377)

with 100% accuracy

Author: stevenwarren-stripe

packages/source-stripe/src/src-list-api.ts

@@ -530,7 +530,8 @@ async function* iterateStream(opts: {
           supportsLimit,
           supportsForwardPagination,
         }),
-      concurrency: 100, // rate limiter is the real bottleneck
+      //concurrency: 100, // rate limiter is the real bottleneck
+      concurrency: 1, // serialized for reliability; parallelism re-enabled if data gaps are due to parallelism 
       subdivisionFactor,
     })