[doc] Remove redundant statement terminators in the reads document (#1336)

Author: ZmmBigdata

website/docs/engine-flink/reads.md

@@ -180,7 +180,6 @@ INSERT INTO log_table
 VALUES (1, 'Customer1', 'IVhzIApeRb ot,c,E', 15, '25-989-741-2988', 711.56, 'BUILDING', 'comment1'),
        (2, 'Customer2', 'XSTf4,NCwDVaWNe6tEgvwfmRchLXak', 13, '23-768-687-3665', 121.65, 'AUTOMOBILE', 'comment2'),
        (3, 'Customer3', 'MG9kdTD2WBHm', 1, '11-719-748-3364', 7498.12, 'AUTOMOBILE', 'comment3');
-;
 ```
 
 2. Query from table.