remove commented Rust code.

Author: axaysagathiya

pkg/scale/decode_test.go

@@ -132,34 +132,6 @@ func Test_decodeState_decodeSlice(t *testing.T) {
 	}
 }
 
-// // Rust code to encode a map of string to struct.
-// let mut btree_map: BTreeMap<String, User> = BTreeMap::new();
-// match btree_map.entry("string1".to_string()) {
-// 	Entry::Vacant(entry) => {
-// 		entry.insert(User{
-// 			active: true,
-// 			username: "lorem".to_string(),
-// 			email: "[email protected]".to_string(),
-// 			sign_in_count: 1,
-// 		 });
-// 		()
-// 	},
-// 	Entry::Occupied(_) => (),
-// }
-// match btree_map.entry("string2".to_string()) {
-// 	Entry::Vacant(entry) => {
-// 		entry.insert(User{
-// 			active: false,
-// 			username: "john".to_string(),
-// 			email: "[email protected]".to_string(),
-// 			sign_in_count: 73,
-// 		 });
-// 		()
-// 	},
-// 	Entry::Occupied(_) => (),
-// }
-// println!("{:?}", btree_map.encode());
-
 type user struct {
 	Active      bool
 	Username    string