install minimal script deps if val env failed

Author: FynnBe

.github/workflows/validate_resources.yaml

@@ -104,6 +104,9 @@ jobs:
           conda-forge::bioimageio.spec
       continue-on-error: true  # we inspect this step's outcome in dynamic_validation.py
       timeout-minutes: 60
+    - name: install minimal script dependencies if val env failed
+      if: ${{ steps.create_env.outcome != 'success' }}
+      run: pip install typer bioimageio.spec
     - name: get artifact name wo forward slashes
       id: artifact_name
       run: echo ::set-output name=name::dynamic_validation_artifact_$(echo ${{ matrix.resource_id }}_${{ matrix.version_id }}_${{ matrix.weight_format }} | sed 's#/##g')