[Analysis] Adding a rule which checks the difference between current time and token's expiry time and raise an alert if difference is more than X minutes

[preetkaran20]

Is your feature request related to a problem? Please describe.
As JWT's should not be very long lived because of revocation issue hence an alert of low priority can be raised if such a case is found.
Need to analyse more on this and check if any other such validations are needed.