fix: remove example workflow file

The fit procedure is now roughly tested through the unit tests.
In addition, the workflow.py file is not run anymore since #185

.github/workflows/ci.yml

@@ -74,9 +74,6 @@ jobs:
         env:
           CUDA_VISIBLE_DEVICES: "-1"
         run: pytest -n auto
-      - name: Test example scripts
-        working-directory: examples
-        run: python *.py # https://github.com/ComPWA/tensorwaves/issues/103
 
   documentation:
     name: Build documentation and run notebooks

.gitignore

@@ -51,5 +51,3 @@ pyvenv*/
 !cspell.json
 !environment.yml
 !pyrightconfig.json
-
-!examples/intensity-recipe.yaml