Cherry-pick of #16616 to RC4.0.0_master

Purpose

When users uncheck the "Agreement for Data Collection" checkbox for ML-based node autocomplete, the system now automatically reverts to ObjectType matching mode.

Problem:

Users could uncheck the ML agreement but remain in ML recommendation mode, they had to manually switch back to ObjectType mode

Solution:

Added automatic fallback logic in IsMLAutocompleteTOUApproved setter

Declarations

Check these if you believe they are true

• Is documented according to the standards
• The level of testing this PR includes is appropriate
• Changes to the API follow Semantic Versioning and are documented in the API Changes document.

Release Notes

ML autocomplete now automatically reverts to ObjectType matching when users uncheck the data collection agreement.

Reviewers

@DynamoDS/eidos @DynamoDS/synapse

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