[RND-668] Compare ODS/API 5.3 bulk load with outcomes of RND-658 (#315)

* Compare ODS/API 5.3 bulk load with outcomes of RND-658

* Fixes typo

docs/performance-testing/RND-668-raw-data/bulkload/raw-results.txt

@@ -0,0 +1,7 @@
+Bulk load - raw results:
+
+00:01:05.765
+00:01:11.833
+00:01:08.559
+00:01:05.138
+00:01:07.297

docs/performance-testing/RND-668.md

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+# RND-668 - Compare ODS/API 5.3 bulk load with outcomes of RND-658
+
+## Virtual Machine setup
+
+It's essentially a **t2.2xlarge** on AWS:
+  Platform: windows Server 2022.
+  Number of vCPUs: 8.
+  Storage: SSD with 80Gb.
+  Memory: 32 Gb.
+
+### Procedure
+
+We'll be running the bulk load script on the ODS API v5.3.
+The average time for MongoDb and Postgres has been taken from
+[RND-658](https://github.com/Ed-Fi-Exchange-OSS/Meadowlark/blob/main/docs/performance-testing/RND-658.md)
+
+### PostgreSQL
+
+AVG time: 1:34:318
+
+### MongoDB
+
+AVG time: 03:28:191
+
+### ODS API
+
+AVG time: 01:07:718