Update test_ipu.yml

Merging the IPU tests so the ipu CLI test is in the correct environment for major updates to workflow in #414

.github/workflows/test_ipu.yml

@@ -58,8 +58,8 @@ jobs:
           python -m pip install --no-deps -e .
           python3 -m pytest -m 'not skip_ipu'
 
-      - name: Test CLI
-        run: graphium --help
+          # Check the command line CLI in the environment
+          graphium --help
 
       - name: Codecov Upload
         uses: codecov/codecov-action@v3
@@ -69,4 +69,4 @@ jobs:
           name: codecov-umbrella
           fail_ci_if_error: false
           verbose: false
-          env_vars: ${{ matrix.python-version }},${{ matrix.pytorch-version }}
+          env_vars: ${{ matrix.python-version }},${{ matrix.pytorch-version }}