Users/shreyas r msft/reverting all hydra changes (#6677)

* Revert "Users/shreyas r msft/input data contract parity tool test (#6676)"

This reverts commit 19587af.

* Revert "Added a model object for the input dataContract (#6652)"

This reverts commit bca4241.

* Revert "bug bash fixes (#6635)"

This reverts commit 0550278.

* Revert "Added code to generate input data contract json (#6472)"

This reverts commit 0b28177.

* Bumped version