[fix][test] Enabled binary license check for 3.1_ds

[nikhil-ctds]

Motivation

Explain here the context, and why you're making that change. What is the problem you're trying to solve.

Pass binary license check

Modifications

• Added unaccounted datastax jars in server/LICENSE
• Enabled license check

Verifying this change

• Make sure that the change passes the CI checks.

Does this pull request potentially affect one of the following parts:

If yes was chosen, please highlight the changes

• Dependencies (does it add or upgrade a dependency): ( no)
• The public API: (no)
• The schema: (no)
• The default values of configurations: (no)
• The wire protocol: (no)
• The rest endpoints: (no)
• The admin cli options: (no)
• Anything that affects deployment: (no)

Documentation

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Need to update docs?

• doc-required

  (If you need help on updating docs, create a doc issue)

• no-need-doc

  (Please explain why)

• doc

  (If this PR contains doc changes)