Restores panics to #485 (#491)

* back to panic

* comments

Co-authored-by: Marius Poke <marius.poke@posteo.de>
Co-authored-by: Shawn Marshall-Spitzbart <44221603+smarshall-spitzbart@users.noreply.github.com>

x/ccv/provider/keeper/hooks.go

@@ -48,12 +48,16 @@ func (h Hooks) AfterUnbondingInitiated(ctx sdk.Context, ID uint64) error {
 
 	// Set unbondingOp
 	if err := h.k.SetUnbondingOp(ctx, unbondingOp); err != nil {
-		return fmt.Errorf("unbonding op could not be persisted: %w", err)
+		// If there was an error persisting the unbonding op, panic to end execution for
+		// the current tx and prevent committal of this invalid state.
+		panic(fmt.Errorf("unbonding op could not be persisted: %w", err))
 	}
 
 	// Call back into staking to tell it to stop this op from unbonding when the unbonding period is complete
 	if err := h.k.stakingKeeper.PutUnbondingOnHold(ctx, ID); err != nil {
-		return fmt.Errorf("unbonding could not be put on hold: %w", err)
+		// If there was an error putting the unbonding on hold, panic to end execution for
+		// the current tx and prevent committal of this invalid state.
+		panic(fmt.Errorf("unbonding could not be put on hold: %w", err))
 	}
 	return nil
 }