Skip `test_remove_column_with_multi_column_index` when tested with MariaDB 10.2.8 or higher
Skip `test_remove_column_with_multi_column_index`
when tested with MariaDB 10.2.8 or higher

Refer #30485

https://mariadb.com/kb/en/the-mariadb-library/alter-table/#drop-column-if-exists-col_name-cascaderestrict
> MariaDB starting with 10.2.8
> Dropping a column that is part of a multi-column UNIQUE constraint is not permitted.

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