Merge pull request #5242 from mversic/SQLDescribeParam_argument

Fix typo in SQLDescribeParam Arguments section

Author: ktoliver

docs/odbc/reference/syntax/sqldescribeparam-function.md

@@ -41,7 +41,7 @@ SQLRETURN SQLDescribeParam(
       SQLSMALLINT *   NullablePtr);  
 ```  
   
-## Argument  
+## Arguments  
  *StatementHandle*  
  [Input] Statement handle.