O3-review.md

@@ -39,7 +39,7 @@ To run all tests in the review, we have a [review script](https://git.ligo.org/l
 | [fiducial BBH - 128s](./O3-review/fiducial-BBH-128s) |          | ongoing   |          |
 | [PP Tests](./O3-review/PP-tests)     |          | ongoing |          |
 | [known event comparison](./O3-review/known-events)| | ongoing |          |
-
+| [calibration](./O3-review/calibration) |          | ongoing   |          |
 
 # Telecon Minutes
 [190625](./O3-review/minutes/190625)