Merge pull request #154 from tyler-dardis/patch-1

Update introduction.md

Author: EcZachly

bootcamp/introduction.md

@@ -8,6 +8,8 @@ This will be six weeks of curricula
   - Day 1 Lab is [here](https://www.dataexpert.io/lesson/dimensional-data-modeling-lab-day-1-yt)
   - Day 2 Lecture is [here](https://www.dataexpert.io/lesson/dimensional-data-modeling-day-2-lecture-yt)
   - Day 2 Lab is [here](https://www.dataexpert.io/lesson/dimensional-data-modeling-day-2-lab-yt)
+  - Day 3 Lecture is [here](https://www.dataexpert.io/lesson/dimensional-data-modeling-day-3-lecture-yt)
+  - Day 3 Lab is [here](https://www.dataexpert.io/lesson/dimensional-data-modeling-day-3-lab-yt)
 - Fact Data Modeling
   - Homework is (to be added)
 - Data Quality (analytics)