移除发证单位并修正证书字体字重

backend/app/db/init_db.py

@@ -36,7 +36,6 @@ def seed_defaults(db: Session, admin_username: str, admin_password: str) -> None
                     default_certificate_name="培训结业证书",
                     default_course_name=name,
                     default_stage_name=None,
-                    default_issuer_name="本公司",
                     default_template_code="classic",
                 )
             )