[Drastic Devaluation Claims] - Minimum % Drop Requirement Update

In order to be prepared for the bearish market and make sure that all inSure Defi capital pool can cover all the insurance claims for real hacks and scams, proposing to change the minimum devaluation % requirement from 95% to 98%.

I.e. minimum requirement for the drastic devaluation claim will require at least a 98% drop from the insured price of the eligible token/coin (the date when insurance plan becomes effective)