fix(home): 收紧二级标签间距

test/home/home_preview_layout_test.dart

@@ -176,6 +176,12 @@ void main() {
       (unselectedTagChip.decoration! as BoxDecoration).color,
       AppColors.transparent,
     );
+    expect(
+      unselectedTagChip.padding,
+      const EdgeInsets.symmetric(
+        horizontal: AppDimens.homeSecondaryTagHorizontalPadding,
+      ),
+    );
     final primaryStart = tester.getTopLeft(find.text('Featured'));
     final pageStart = tester.getTopLeft(searchBox);
     expect(primaryStart.dx, pageStart.dx);