Weight v1.5: Opaque Struct (#12138)

* initial idea

* update frame_support

* update a bunch more

* add ord

* adjust RuntimeDbWeight

* frame_system builds

* re-export

* frame_support tests pass

* frame_executive compile

* frame_executive builds

* frame_system tests passing

* pallet-utility tests pass

* fix a bunch of pallets

* more

* phragmen

* state-trie-migration

* scheduler and referenda

* pallet-election-provider-multi-phase

* aura

* staking

* more

* babe

* balances

* bunch more

* sudo

* transaction-payment

* asset-tx-payment

* last pallets

* fix alliance merge

* fix node template runtime

* fix pallet-contracts cc @athei

* fix node runtime

* fix compile on runtime-benchmarks feature

* comment

* fix frame-support-test

* fix more tests

* weight regex

* frame system works

* fix a bunch

* more

* more

* more

* more

* more

* more fixes

* update templates

* fix contracts benchmarks

* Update lib.rs

* Update lib.rs

* fix ui

* make scalar saturating mul const

* more const functions

* scalar div

* refactor using constant functions

* move impl

* fix overhead template

* use compactas

* Update lib.rs

substrate/bin/node/executor/tests/fees.rs

@@ -208,7 +208,7 @@ fn transaction_fee_is_correct() {
 		// we know that weight to fee multiplier is effect-less in block 1.
 		// current weight of transfer = 200_000_000
 		// Linear weight to fee is 1:1 right now (1 weight = 1 unit of balance)
-		assert_eq!(weight_fee, weight as Balance);
+		assert_eq!(weight_fee, weight.ref_time() as Balance);
 		balance_alice -= base_fee;
 		balance_alice -= weight_fee;
 		balance_alice -= tip;