Fixed error in README link

Author: dfreniche

README.md

@@ -1,6 +1,6 @@
 # Aggregation Pipeline Workshop
 
-You can access the online version [here](ttps://mongodb-developer.github.io/aggregation-workshop/)
+You can access the online version [here](https://mongodb-developer.github.io/aggregation-workshop/)
 
 This website is built using [Docusaurus 2](https://docusaurus.io/), a modern static website generator. We have a lab on how to use it available on https://mongodb-developer.github.io/docusaurus-workshop/.