Named reserve companion (#3176)

* fix build

* fix tests

* update

* fix

* update

* Bump

Co-authored-by: Bryan Chen <xlchen1291@gmail.com>

polkadot/runtime/test-runtime/src/lib.rs

@@ -205,6 +205,7 @@ impl pallet_indices::Config for Runtime {
 parameter_types! {
 	pub storage ExistentialDeposit: Balance = 1 * CENTS;
 	pub storage MaxLocks: u32 = 50;
+	pub const MaxReserves: u32 = 50;
 }
 
 impl pallet_balances::Config for Runtime {
@@ -214,6 +215,8 @@ impl pallet_balances::Config for Runtime {
 	type ExistentialDeposit = ExistentialDeposit;
 	type AccountStore = System;
 	type MaxLocks = MaxLocks;
+	type MaxReserves = MaxReserves;
+	type ReserveIdentifier = [u8; 8];
 	type WeightInfo = ();
 }