fix: test docker run

Author: PierreJeanjacquot

.github/workflows/sconify.yml

@@ -84,8 +84,14 @@ jobs:
       - name: Pull Sconify Image
         run: docker pull registry.scontain.com/scone-production/iexec-sconify-image:${{ inputs.sconify-version }}
 
+      - name: test docker
+        run: docker run \
+          --rm \
+          hello-world:latest
+
       - name: Sconify Image Debug
         run: docker run \
+          --rm \
           -v /var/run/docker.sock:/var/run/docker.sock \
           registry.scontain.com/scone-production/iexec-sconify-image:${{ inputs.sconify-version }} \
           sconify_iexec \
@@ -110,6 +116,7 @@ jobs:
         run: |
           mkdir -p /sig && echo ${{ secrets.scone-signing-key }} > /sig/enclave-key.pem
           docker run \
+          --rm \
           -v /var/run/docker.sock:/var/run/docker.sock \
           registry.scontain.com/scone-production/iexec-sconify-image:${{ inputs.sconify-version }} \
           sconify_iexec \