🐛 Fix a string typo that snuck in on the github web merger

Would have noticed this in the CI prior to merging the stack, but I've been completely ignoring the CI while we wait for the dependencies to actually release

pyiron_workflow/storage.py

@@ -54,7 +54,7 @@ def _save(self, backend: Literal["h5io", "tinybase"]):
                 f"dynamically define this node? Try using the node wrapper as a "
                 f"decorator instead. \n"
                 f"Import readiness report: \n"
-                f"{self.node._report_import_readiness()}""
+                f"{self.node._report_import_readiness()}"
             )
         if backend == "h5io":
             h5io.write_hdf5(