docs: update the document paragraph display format
fix
@@ -77,7 +77,6 @@ There are no special requirements concerning the operating system. Generally, Bo
(2) CoAP <br>
(3) MQTT <br>
(4) TCP <br>
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The communication protocol follows the operator's requirements if the device can only connect to a specific operator or service provider (such as OneNET, OceanConnect).
7. Supports commonly used standard C library functions such as memcpy(), strcpy(), snprintf()(optional for I/O-related functions such as printf()).
