test(e2e): Set a minio alias in the container (#4646)

This alias will be used by commands in a test when using the minio client. An alias needs to be defined in order for commands like retrieving an object from the bucket to work successfully.

enos/modules/test_e2e_docker/test_runner.sh

@@ -27,6 +27,7 @@ docker run \
     -e "E2E_BUCKET_ENDPOINT_URL=$E2E_BUCKET_ENDPOINT_URL" \
     -e "E2E_BUCKET_ACCESS_KEY_ID=$E2E_BUCKET_ACCESS_KEY_ID" \
     -e "E2E_BUCKET_SECRET_ACCESS_KEY=$E2E_BUCKET_SECRET_ACCESS_KEY" \
+    -e "E2E_MINIO_ALIAS=$E2E_MINIO_ALIAS" \
     -e "VAULT_ADDR=$VAULT_ADDR_INTERNAL" \
     -e "VAULT_TOKEN=$VAULT_TOKEN" \
     -e "E2E_VAULT_ADDR=$E2E_VAULT_ADDR" \