Add path within github repo for unfolding tutorial material

docs/tutorial2023_unfolding/unfolding_exercise.md

@@ -7,9 +7,7 @@ To get started, you should have a working setup of Combine and CombineHarvester.
 After setting up CMSSW, you can access the working directory for this tutorial which contains all of the inputs and scripts needed to run the unfolding fitting exercise:
 
 ```shell
-cd $CMSSW_BASE/src/
-git clone https://gitlab.cern.ch/cms-analysis/general/combine-unfolding-tutorial-2023.git
-cd combine-unfolding-tutorial-2023
+cd $CMSSW_BASE/src/HiggsAnalysis/CombinedLimit/data/tutorials/tutorial_unfolding_2023/
 ```
 
 ## Exercise outline