修改说明，目前没有spring集成方案

Author: huangyihua.andy

index.html

@@ -89,7 +89,7 @@ <h3 data-i18n="features.extraction.title">强大提取</h3>
                     <div class="feature-card">
                         <div class="feature-icon">🔌</div>
                         <h3 data-i18n="features.integration.title">易于集成</h3>
-                        <p data-i18n="features.integration.desc">支持Spring集成，提供多种数据持久化方案</p>
+                        <p data-i18n="features.integration.desc">提供多种数据持久化方案</p>
                     </div>
                 </div>
             </div>