feat(lottie): 动画文件替换

@@ -227,11 +227,8 @@ class _FeatureIntroPage extends StatelessWidget {
             maxWidth: 310,
           ),
           const SizedBox(height: 4),
-          Lottie.asset(
-            'assets/lottie/onboarding_hrv_desc.json',
-            height: 472,
-            fit: BoxFit.cover,
-          ),
+          Lottie.asset('assets/lottie/onboarding_hrv_desc.json',
+              height: 472, fit: BoxFit.cover, repeat: false),
         ],
       ),
     );