IGNITE-22817 Sql. Align rule of conversion between numerics

[korlov42]

https://issues.apache.org/jira/browse/IGNITE-22817

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Notes

• Apache Ignite Coding Guidelines

[ygerzhedovich]

not sure that is scope of the task , but will be better do cleanup in base class for all child like
for (Table t : CLUSTER.aliveNode().tables().tables()) { sql("DROP TABLE " + t.name()); }

[korlov42]

I think, it doesn't really matter, because we kill the cluster after all tests anyway