[chore] Additional bytecode tests (MystenLabs#17904)

## Description 

- Added missing parser test for unicode byte strings 

## Test plan 

- tests 

---

## Release notes

Check each box that your changes affect. If none of the boxes relate to
your changes, release notes aren't required.

For each box you select, include information after the relevant heading
that describes the impact of your changes that a user might notice and
any actions they must take to implement updates.

- [ ] Protocol: 
- [ ] Nodes (Validators and Full nodes): 
- [ ] Indexer: 
- [ ] JSON-RPC: 
- [ ] GraphQL: 
- [ ] CLI: 
- [ ] Rust SDK:

external-crates/move/crates/move-compiler-transactional-tests/tests/parser/byte_string.exp

@@ -1 +1 @@
-processed 1 task
+processed 2 tasks

external-crates/move/crates/move-compiler-transactional-tests/tests/parser/byte_string.move

@@ -1,14 +1,41 @@
+//# init --edition 2024.beta
+
 //# run
 module 0x42::m {
 
 fun main() {
-    assert!(b"" == x"", 0);
-    assert!(b"Diem" == x"4469656D", 1);
-    assert!(b"\x4c\x69\x62\x72\x61" == x"4c69627261", 2);
+    assert!(b"" == x"");
+    assert!(b"Diem" == x"4469656D");
+    assert!(b"\x4c\x69\x62\x72\x61" == x"4c69627261");
     assert!(
         b"Γ ⊢ λ x. x : ∀α. α → α" ==
         x"CE9320E28AA220CEBB20782E2078203A20E28880CEB12E20CEB120E2869220CEB1",
-        3
+    );
+    assert!(
+        b"😏\n👉🕶️\n😎" ==
+        vector[
+            240,
+            159,
+            152,
+            143,
+            10,
+            240,
+            159,
+            145,
+            137,
+            240,
+            159,
+            149,
+            182,
+            239,
+            184,
+            143,
+            10,
+            240,
+            159,
+            152,
+            142,
+        ],
     );
 }
 }

external-crates/move/crates/move-compiler/tests/move_check/parser/byte_string_success.move

@@ -17,4 +17,7 @@ module 0x8675309::M {
     public fun escaped_backslash_before_quote(): vector<u8> {
         b"\\"
     }
+    public fun utf8(): vector<u8> {
+        b"😏👉🕶️😎"
+    }
 }