image: allow the image to by auto-loaded by animation (#5139)

esphome/loader.py

@@ -57,6 +57,10 @@ class ComponentManifest:
     def multi_conf(self) -> bool:
         return getattr(self.module, "MULTI_CONF", False)
 
+    @property
+    def multi_conf_no_default(self) -> bool:
+        return getattr(self.module, "MULTI_CONF_NO_DEFAULT", False)
+
     @property
     def to_code(self) -> Optional[Callable[[Any], None]]:
         return getattr(self.module, "to_code", None)