update docs

Signed-off-by: Nannie_wangli <annie.wangli@huawei.com>

en/device-dev/subsystems/subsys-build-mini-lite.md

@@ -697,7 +697,7 @@ You can use the Compilation and Building subsystem to customize product solution
     ```
     {
         "product_name": "wifiiot",                        # Product name
-		"version": "3.0",                                 # config.json version, which is 3.0
+        "version": "3.0",                                 # config.json version, which is 3.0
         "type": "small",                                  # System type, which can be mini, small, or standard
         "ohos_version": "OpenHarmony 1.0",                # OS version
         "device_company": "realtek",                      # Name of the chipset solution vendor