docs: Include scope in changelog format (#1521)

cliff.toml

@@ -20,7 +20,7 @@ Released {{ timestamp | date(format="%Y-%m-%d") }}
 {% for group, commits in commits | group_by(attribute="group") %}
     ### {{ group | upper_first }}
     {% for commit in commits %}
-        - {{ commit.message | upper_first }}\
+        - {%if commit.scope %}({{commit.scope}}) {% endif %}{{ commit.message | upper_first }}\
     {% endfor %}
 {% endfor %}\n
 """