fix(expr): 内建短名类型转换并入 builtins typedef 表

sizet/int8/uint64 等短名在表达式调用中直接命中 BUILTIN_TYPE_ALIASES，不再报 Undefined function。

lib/core/Handles/HandlesExprCall.py

@@ -746,7 +746,10 @@ class ExprCallHandle(BaseHandle):
             _td_diag: str = ''
             try:
                 from lib.core.TypeAnnotationResolver import TypeAnnotationResolver as _TAR_TD
-                _td_table: dict = _TAR_TD._scan_builtins()['typedefs']
+                _td_table: dict = dict(_TAR_TD._scan_builtins()['typedefs'])
+                for _alias_name, _alias_cls in TypeSystem.BUILTIN_TYPE_ALIASES.items():
+                    if _alias_name not in _td_table:
+                        _td_table[_alias_name] = _alias_cls.__name__
                 if FuncName not in _td_table:
                     # 典型成因：includes/builtins.vp 未定位到（PROJECT_INCLUDE_DIRS 尚未
                     # 装配）、或声明写法未被文本扫描识别 ⇒ 整表为空/缺项。