CU-8677k4ear Add tutorial regarding using the regression suite tooling (#9)

* CU-8677k4ear Add tutorial regarding using the regression suite tooling

* Now downloading and using the medmentions model instead of insisting on a custom one

* Add regresion suite stuff to GHA

* Add comment regarding overwriting mct export conversion

* Add input data files (example MCT export and exmaple categories)

* Avoid downloading random gist files and keep track of examples for regression tutorial on the repo

Author: mart-r

.github/workflows/main.yml

@@ -18,6 +18,7 @@ jobs:
           introductory/Part_4_*.ipynb,
           introductory/Part_5_*.ipynb,
           introductory/Part_1_*.ipynb,
+          specialised/Comparing_Models_with_RegressionSuite.ipynb  # this should work still
           # specialised/*.ipynb         # To make it run, the SnomedCT file needs to be mocked
         ]