[fix] Explicitly convert type to string

This is required from the next Typst version on

src/process-args.typ

@@ -21,7 +21,7 @@
       bottom: padding.at("bottom", default: y), 
     )
   }
-  assert(false, message: "Unsupported type \"" + type + "\" as argument for padding")
+  assert(false, message: "Unsupported type \"" + str(type) + "\" as argument for padding")
 }
 
 

src/quantum-circuit.typ

@@ -354,7 +354,7 @@
 
       if offset == auto { return (dx - width / 2, dy - height / 2) } 
 
-      assert(type(offset) == dictionary, message: "Unexpected type `" + type(offset) + "` for parameter `offset`") 
+      assert(type(offset) == dictionary, message: "Unexpected type `" + str(type(offset)) + "` for parameter `offset`") 
 
       let offset-x = offset.at("x", default: auto)
       let offset-y = offset.at("y", default: auto)