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This way, users get an upgraded logging library.

Please note, users have to upgrade to the matched provider explicitly and we expect users have responsibility to keep consistent version when using other providers.

For future slf4j upgrade : In future, for slf4j upgrades, we agree to not have a KIP again, and follow the same approach mentioned in this kip.

Test Plan

Describe in few sentences how the KIP will be tested. We are mostly interested in system tests (since unit-tests are specific to implementation details). How will we know that the implementation works as expected? How will we know nothing broke?

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