Handle nil *Any in UnpackAny and add panic handler for tx decoding (#7594)

* Handle nil any in UnpackAny

* Add test

* Add flag back

* Update runTx signature

* Update Simulate signature

* Update calls to Simulate

* Add txEncoder in baseapp

* Fix TestTxWithoutPublicKey

* Wrap errors

* Use amino in baseapp tests

* Add txEncoder arg to Check & Deliver

* Fix gas in test

* Fix remaining base app tests

* Rename to amionTxEncoder

* Update codec/types/interface_registry.go

Co-authored-by: Aaron Craelius <aaron@regen.network>

* golangci-lint fix

Co-authored-by: Amaury Martiny <amaury.martiny@protonmail.com>
Co-authored-by: Aaron Craelius <aaron@regen.network>
Co-authored-by: Cory Levinson <cjlevinson@gmail.com>
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

x/slashing/simulation/operations.go

@@ -101,7 +101,7 @@ func SimulateMsgUnjail(ak types.AccountKeeper, bk types.BankKeeper, k keeper.Kee
 			return simtypes.NoOpMsg(types.ModuleName, msg.Type(), "unable to generate mock tx"), nil, err
 		}
 
-		_, res, err := app.Deliver(tx)
+		_, res, err := app.Deliver(txGen.TxEncoder(), tx)
 
 		// result should fail if:
 		// - validator cannot be unjailed due to tombstone