Update Input system to 1.12.0

[megh-jagad]

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Purpose of this PR

Update input system to 1.12.0 for 6000.1

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Testing status

Ran the test runner. No issues

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Comments to reviewers

[lyndon-unity]

Overall the input system changes look good to move it to depend on 1.12.0 and using inut system only.

Changelog could have a minor update but will approve.