trying to patch the artifact publishing: wrong curl option

.gitlab-ci.yml

@@ -138,7 +138,7 @@
           chmod +x ${artifact}
           curl \
             --header "JOB-TOKEN: ${CI_JOB_TOKEN}" \
-            --upload-files ${artifact} \
+            --upload-file ${artifact} \
             "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/generic/artifacts/${version}/"
         done
     environment: production