bump cargo dependencies (#545)

- Update PVM to fix a downstream bug.
- Update the polkadot-sdk to get rid of most retester exceptions.

Signed-off-by: xermicus <cyrill@parity.io>

crates/runner/src/runtime.rs

@@ -54,6 +54,9 @@ impl pallet_balances::Config for Runtime {
     type AccountStore = System;
     type Balance = Balance;
     type ExistentialDeposit = ConstU128<1_000>;
+    type RuntimeFreezeReason = RuntimeFreezeReason;
+    type FreezeIdentifier = RuntimeFreezeReason;
+    type MaxFreezes = frame_support::traits::VariantCountOf<RuntimeFreezeReason>;
 }
 
 #[derive_impl(pallet_timestamp::config_preludes::TestDefaultConfig)]