Set DISPLAY to circumvent read_passphrase (?)

.github/workflows/demo.yml

@@ -44,6 +44,7 @@ jobs:
     deployment_keys_demo:
         env:
             GIT_SSH_COMMAND: ssh -v
+            DISPLAY: fake
         strategy:
             fail-fast: false
             matrix:
@@ -58,8 +59,6 @@ jobs:
                     ${{ secrets.MPDUDE_TEST_1_DEPLOY_KEY }}
                     ${{ secrets.MPDUDE_TEST_2_DEPLOY_KEY }}
             - run: |
-                printenv
-                pwd
                 git clone git@github.com:mpdude/test-2.git test-2-git
 
 #                cat ~/.ssh/config