Use array-bytes for All Array/Bytes/Hex Operations (#12190)

* Use `array-bytes` for All Array/Bytes/Hex Operations

Signed-off-by: Xavier Lau <xavier@inv.cafe>

* Reorder

* Self Review

* Format

* Fix Tests

* Bump `array-bytes`

* Optimize large test res

Signed-off-by: Xavier Lau <xavier@inv.cafe>
Co-authored-by: parity-processbot <>

substrate/utils/frame/benchmarking-cli/src/block/bench.rs

@@ -131,7 +131,9 @@ where
 	fn consumed_weight(&self, block: &BlockId<Block>) -> Result<NanoSeconds> {
 		// Hard-coded key for System::BlockWeight. It could also be passed in as argument
 		// for the benchmark, but I think this should work as well.
-		let hash = hex::decode("26aa394eea5630e07c48ae0c9558cef734abf5cb34d6244378cddbf18e849d96")?;
+		let hash = array_bytes::hex2bytes(
+			"26aa394eea5630e07c48ae0c9558cef734abf5cb34d6244378cddbf18e849d96",
+		)?;
 		let key = StorageKey(hash);
 
 		let mut raw_weight = &self