Fix string literals

Author: ce0la

.github/workflows/deploy-env.yaml

@@ -47,7 +47,7 @@ jobs:
         run: |
           echo "${{ secrets.ENVRC }}" > .envrc.local
           source .envrc.local
-          nix develop -L --command bash -c '
+          nix develop -L --command bash -c "
             set -euo pipefail
-            echo "yes" | nix run .#cardano-services.${{ inputs.environment || \'ops-preview-1@us-east-1\' }}.apply
-          '
+            echo "yes" | nix run .#cardano-services.${{ inputs.environment || 'ops-preview-1@us-east-1' }}.apply
+          "