fix table cpp title number (#708)

Author: leto-b

src/UserGuide/Master/Table/API/Programming-Cpp-Native-API.md

@@ -171,7 +171,7 @@ All operations in the C++ client are performed through the TableSession class. B
 4. `open(bool enableRPCCompression = false)`: Opens the connection and determines whether to enable RPC compression (client state must match server state, disabled by default).
 5. `close()`: Closes the connection.
 
-### 3.1.2 Interface Display
+#### 3.1.2 Interface Display
 
 ```cpp
 class TableSession {

src/UserGuide/latest-Table/API/Programming-Cpp-Native-API.md

@@ -171,7 +171,7 @@ All operations in the C++ client are performed through the TableSession class. B
 4. `open(bool enableRPCCompression = false)`: Opens the connection and determines whether to enable RPC compression (client state must match server state, disabled by default).
 5. `close()`: Closes the connection.
 
-### 3.1.2 Interface Display
+#### 3.1.2 Interface Display
 
 ```cpp
 class TableSession {

src/zh/UserGuide/Master/Table/API/Programming-Cpp-Native-API.md

@@ -184,7 +184,7 @@ C++ 客户端的操作均通过 TableSession 类进行，下面将给出 TableSe
 4. `open(bool enableRPCCompression = false)`，开启连接，并决定是否启用RPC压缩(客户端状态须与服务端一致，默认不开启)。
 5. `close()`，关闭连接。
 
-### 3.1.2 接口展示
+#### 3.1.2 接口展示
 
 ```cpp
 class TableSession {

src/zh/UserGuide/latest-Table/API/Programming-Cpp-Native-API.md

@@ -184,7 +184,7 @@ C++ 客户端的操作均通过 TableSession 类进行，下面将给出 TableSe
 4. `open(bool enableRPCCompression = false)`，开启连接，并决定是否启用RPC压缩(客户端状态须与服务端一致，默认不开启)。
 5. `close()`，关闭连接。
 
-### 3.1.2 接口展示
+#### 3.1.2 接口展示
 
 ```cpp
 class TableSession {