feat：进入文章详情页，评论页，缺省图文案偏淡问题修复

@@ -78,7 +78,7 @@ export struct EmptyComponent {
   /**
    * The empty data text opacity.
    */
-  readonly TEXT_OPACITY: number = 0.4;
+  readonly TEXT_OPACITY: number = 1.0;
   private timer: number = -1
   retry: () => void = () => {
   }