Fixes in Assets Pallet (#9059)

* upper bound witness with refund

* simple test

* track approvals

* dont allow approvals when asset is frozen

* destroy returns approval deposit

* update `NonTransfer` proxies

* cargo run --release --features=runtime-benchmarks --manifest-path=bin/node/cli/Cargo.toml -- benchmark --chain=dev --steps=50 --repeat=20 --pallet=pallet_assets --extrinsic=* --execution=wasm --wasm-execution=compiled --heap-pages=4096 --output=./frame/assets/src/weights.rs --template=./.maintain/frame-weight-template.hbs

Co-authored-by: Parity Bot <admin@parity.io>

substrate/bin/node/runtime/src/lib.rs

@@ -268,6 +268,8 @@ impl InstanceFilter<Call> for ProxyType {
 			ProxyType::NonTransfer => !matches!(
 				c,
 				Call::Balances(..) |
+				Call::Assets(..) |
+				Call::Uniques(..) |
 				Call::Vesting(pallet_vesting::Call::vested_transfer(..)) |
 				Call::Indices(pallet_indices::Call::transfer(..))
 			),