fix:调整添加指纹时的步骤图片

lib/main/lockDetail/fingerprint/addFingerprint/addFingerprint_page.dart

@@ -123,25 +123,25 @@ class _AddFingerprintPageState extends State<AddFingerprintPage> with RouteAware
     String iconPath = '';
     switch (number) {
       case 1:
-        iconPath = 'images/main/icon_addFingerprint_fingerprint_one.png';
+        iconPath = 'images/main/addFingerprint/1.jpg';
         break;
       case 2:
-        iconPath = 'images/main/icon_addFingerprint_fingerprint_two.png';
+        iconPath = 'images/main/addFingerprint/2.jpg';
         break;
       case 3:
-        iconPath = 'images/main/icon_addFingerprint_fingerprint_three.png';
+        iconPath = 'images/main/addFingerprint/3.jpg';
         break;
       case 4:
-        iconPath = 'images/main/icon_addFingerprint_fingerprint_four.png';
+        iconPath = 'images/main/addFingerprint/4.jpg';
         break;
       case 5:
-        iconPath = 'images/main/icon_addFingerprint_fingerprint_five.png';
+        iconPath = 'images/main/addFingerprint/5.jpg';
         break;
       case 6:
-        iconPath = 'images/main/icon_addFingerprint_fingerprint_six.png';
+        iconPath = 'images/main/addFingerprint/6.jpg';
         break;
       default:
-        iconPath = 'images/main/icon_addFingerprint_fingerprint_one.png';
+        iconPath = 'images/main/addFingerprint/0.jpg';
         break;
     }
     return iconPath;