README: fix Total row format (proper 5-column row with avg DNSMOS)

README.md

@@ -821,8 +821,7 @@ for row in ds:
 | `la_lo` | Laos | Lao | 827.0 | 2.82 |
 | `mm_my` | Myanmar | Burmese (RFA) | 865.0 | 2.88 |
 | `cn_ug` | China (Xinjiang) | Uyghur | 200.0 | 2.86 |
-| **Total: 53,545.1h across 114 configs**
-
+| **Total** | - | - | 53,473.6 | 2.82 |
 ## Licenses
 
 | Config | Country / Language | License | Notes |