修复

@@ -20,19 +20,19 @@ if (flutterRoot == null) {
 
 
 
-def flutterVersionCode = "703"
+def flutterVersionCode = "704"
 if (flutterVersionCode == null) {
-    flutterVersionCode = '703'
+    flutterVersionCode = '704'
 
 
 
 }
 
 
-def flutterVersionName = "7.0.3"
+def flutterVersionName = "7.0.4"
 
 if (flutterVersionName == null) {
-    flutterVersionName = '7.0.3'
+    flutterVersionName = '7.0.4'
 
 }