explicit import of slider-core dependency

[janjwerner-confluent]

Problem

The previous solution for CVE-2020-13956 seems to be insufficient. Trying an explicit dependency import.

Solution

Does this solution apply anywhere else?

• [ ] yes
• [ ] no

If yes, where?

Test Strategy

Testing done:

• [ ] Unit tests
• [ ] Integration tests
• [ ] System tests
• [ ] Manual tests

Release Plan

[cla-assistant[bot]]

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