github actions: fix curl command for publishing step

.github/workflows/packages.yml

@@ -271,6 +271,7 @@ jobs:
                 --header 'Content-Type: application/json' \
                 --request PUT \
                 --data '{"Signing": {"Passphrase": "${{ secrets.GPG_PASSPHRASE }}"}}' \
+                --write-out '|%{http_code}' \
                 https://packages.termux.org/aptly-api/publish/${REPOSITORY_NAME}/${REPOSITORY_DISTRIBUTION} || true
             )
             http_status_code=$(echo "$curl_response" | cut -d'|' -f2)