Update run_on_test_data.yaml

Author: bendhouseart

.github/workflows/run_on_test_data.yaml

@@ -7,8 +7,9 @@ on:
       - 'petdeface/**'
       - 'pyproject.toml'
       - 'uv.lock'
-
-jobs:
+env: 
+  FREESURFER_HOME: "/usr/local/freesurfer/7.4.1"
+jobs: 
   test-petdeface:
     runs-on: self-hosted
 
@@ -37,4 +38,3 @@ jobs:
     - name: Run petdeface on test data with uv run
       run: |
         uv run --with dist/*.whl petdeface petdeface/data/ data_defaced/ participant --participant_label sub-01
-