review Rework exception handling in suspend()\resume() methods

[voipp]

Hello, Igntrs!

Could you plz review the ticket [1],
upsource : [2]

[1]: https://issues.apache.org/jira/browse/IGNITE-7409
[2]: https://reviews.ignite.apache.org/ignite/review/IGNT-CR-463


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*Best Regards,*

*Kuznetsov Aleksey*