correction creation user par defaut

src/main/java/io/gmss/fiscad/component/DataLoadConfig.java

@@ -20,10 +20,10 @@ public class DataLoadConfig {
     private final UserRepository userRepository;
     private final PasswordEncoder passwordEncoder;
 
-    @Value(value = "app.default-user.username")
+    @Value("${app.default-user.username}")
     private String usernameFile;
 
-    @Value(value = "app.default-user.password")
+    @Value("${app.default-user.password}")
     private String passwordFile;