update most of the dependencies (#1946)

* update tiny-keccak to 0.2

* update deps except bitvec and shared_memory

* fix some warning after futures upgrade

* remove useless package rename caused by bug in cargo-upgrade

* revert parity-util-mem *

* remove unused import

* cargo update

* remove all renames on parity-scale-codec

* remove the leftovers

* remove unused dep

polkadot/node/network/availability-distribution/src/lib.rs

@@ -24,7 +24,7 @@
 
 #![deny(unused_crate_dependencies, unused_qualifications)]
 
-use codec::{Decode, Encode};
+use parity_scale_codec::{Decode, Encode};
 use futures::{channel::oneshot, FutureExt, TryFutureExt};
 
 use sp_core::crypto::Public;