Swap out config variables for env variables

This changeset swaps the CF_USERNAME and CF_PASSWORD config vars to be proper env vars so they can be read in as expected.

Signed-off-by: Carlo Costino <carlo.costino@gsa.gov>

.github/workflows/deploy.yml

@@ -109,9 +109,10 @@ jobs:
     - name: Deploy egress proxy
       #if: steps.changed-egress-config.outputs.any_changed == 'true'
       uses: ./.github/actions/deploy-proxy
+      env:
+          CF_USERNAME: ${{ secrets.CF_USERNAME }}
+          CF_PASSWORD: ${{ secrets.CF_PASSWORD }}
       with:
-        cf_username: ${{ secrets.CLOUDGOV_USERNAME }}
-        cf_password: ${{ secrets.CLOUDGOV_PASSWORD }}
         cf_org: gsa-tts-benefits-studio
         cf_space: notify-staging
         app: notify-admin-staging