Subsystems memory tracking: 1. Transaction pool (#4822)

* update sp-runtime

* total update

* usage informant

* update to crates.io version

* update Cargo.lock

* update dummy update

* fix todo

* cleanup

* avoid custom impl

* Update client/transaction-pool/graph/src/future.rs

Co-Authored-By: Tomasz Drwięga <tomusdrw@users.noreply.github.com>

* remove another custom impl

* remove another custom impl

* add kb in report

* update Cargo.lock

* review suggestions

* --amend

* --amend

* bump parity-util-mem to 0.5.0

* bumps

* update macro and versions

* add to grafana

* naming

Co-authored-by: Tomasz Drwięga <tomusdrw@users.noreply.github.com>

substrate/primitives/transaction-pool/src/pool.rs

@@ -29,7 +29,7 @@ use futures::{
 use serde::{Deserialize, Serialize};
 use sp_runtime::{
 	generic::BlockId,
-	traits::{Block as BlockT, Member},
+	traits::{Block as BlockT, Member, MaybeMallocSizeOf},
 	transaction_validity::{
 		TransactionLongevity, TransactionPriority, TransactionTag,
 	},
@@ -154,7 +154,7 @@ pub trait InPoolTransaction {
 }
 
 /// Transaction pool interface.
-pub trait TransactionPool: Send + Sync {
+pub trait TransactionPool: Send + Sync + MaybeMallocSizeOf {
 	/// Block type.
 	type Block: BlockT;
 	/// Transaction hash type.