fix typo in readme

Author: j-wags

README.md

@@ -39,7 +39,7 @@ Details for each OpenFF force field in this repository can be found on our [webs
 
 | Filename                                    | FF line | Release Date  | Major format changes? | Fitting repo                                                                              | DOI                                                                                                         |
 |---------------------------------------------|---------|---------------|-----------------------|-------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------|
-| `openff_no-water-3.0.0-alpha0.offxmll`                    | Sage    | Oct 20, 2025  | No                    | [                   | [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.17401377.svg)](https://doi.org/10.5281/zenodo.17401377) |
+| `openff_no-water-3.0.0-alpha0.offxml`                    | Sage    | Oct 20, 2025  | No                    | [                   | [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.17401377.svg)](https://doi.org/10.5281/zenodo.17401377) |
 | `openff_no-water_unconstrained-3.0.0-alpha0.offxml`      | Sage    | Oct 20, 2025  | No                    | [                   | [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.17401377.svg)](https://doi.org/10.5281/zenodo.17401377)|
 | `openff-2.3.0-rc2.offxml`                    | Sage    | Oct 10, 2025  | NAGLCharges instead of ToolkitAM1BCC                    | [repo](http://github.com/lilyminium/ash-sage-rc2)                   | [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.17298486.svg)](https://doi.org/10.5281/zenodo.17298486) |
 | `openff_unconstrained-2.3.0-rc2.offxml`      | Sage    | Oct 10, 2025  | NAGLCharges instead of ToolkitAM1BCC                    | [repo](http://github.com/lilyminium/ash-sage-rc2)                   | [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.17298486.svg)](https://doi.org/10.5281/zenodo.17298486) |