test: inject rich into copr-cli

Author: giswqs

.github/workflows/copr-secret-test.yml

@@ -22,6 +22,8 @@ jobs:
           printf '%s\n' "$COPR_API_TOKEN" > ~/.config/copr
           chmod 600 ~/.config/copr
           pipx install copr-cli
+          # copr-cli imports `rich` but does not always declare it as a dep.
+          pipx inject copr-cli rich
           echo "=== whoami (proves the token authenticates) ==="
           copr-cli whoami
           echo "=== projects under giswqs (proves geolibre is reachable) ==="