sync-diff-inspector : don't compare the partition attribute of schema #739

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. What did you do?
   If possible, provide a recipe for reproducing the error.
   compare the schema, partition table, different partitions of upstream and downstream

# upstream
create table t(c1 int, c2 int) partition by hash(`c1`) partitions **11**;

# downstream
create table t(c1 int, c2 int) partition by hash(`c1`) partitions **5**;

2. What did you expect to see?
   Show the different table list, we can find the t

3. What did you see instead?
   We can not find the table t in different table list

4. What version of TiDB are you using (tidb-server -V or run select tidb_version(); on TiDB)?
   v6.5.2

5. which tool are you using?
   sync-diff-inspector

6. what versionof tool are you using (pump -V or tidb-lightning -V or syncer -V)?
   v6.5.2