Silence curl when posting release description to Gitea.

scripts/release

@@ -29,7 +29,7 @@ twine upload -r pypi dist/borgmatic-*-py3-none-any.whl
 # Set release changelogs on projects.evoworx.org and GitHub.
 release_changelog="$(cat NEWS | sed '/^$/q' | grep -v '^\S')"
 escaped_release_changelog="$(echo "$release_changelog" | sed -z 's/\n/\\n/g' | sed -z 's/\"/\\"/g')"
-curl --request POST \
+curl --silent --request POST \
     "https://projects.torsion.org/api/v1/repos/witten/borgmatic/releases?access_token=$projects_token" \
     --header "Accept: application/json" \
     --header "Content-Type: application/json" \