removing commented line

Author: wileyj

.github/workflows/bitcoin-tests.yml

@@ -47,7 +47,6 @@ jobs:
 
       - name: Export docker image as tarball
         id: export_docker_image
-        # run: docker save -o integration-image.tar stacks-blockchain:integrations
         run: docker save stacks-blockchain:integrations | gzip > integration-image.tar.gz
 
       - name: Upload built docker image