feat: add __str__ for symbol

Author: kamilkrzyskow

src/zenkit/daedalus_script.py

@@ -220,6 +220,10 @@ def value(self) -> DaedalusSymbolValue:
     def __repr__(self) -> str:
         return f"<{self.__class__.__name__} handle={self._handle} name={self.name!r} type={self.type.name}>"
 
+    def __str__(self) -> str:
+        value = self.value
+        return value.__str__() if value is not None else self.__repr__()
+
 
 class DaedalusInstruction(Structure):
     _fields_: ClassVar[tuple[str, Any]] = [