Fix mangled url in citation block

README.md

@@ -167,7 +167,7 @@ load_dataset("blabble-io/libritts_r", streaming=True)
                    trained with LibriTTS-R achieved speech naturalness on par
                    with that of the ground-truth samples. The corpus is freely
                    available for download from
-                   \textbackslashurl\{http://www.openslr.org/141/\}.",
+                   http://www.openslr.org/141/.",
   month         =  may,
   year          =  2023,
   copyright     = "http://creativecommons.org/licenses/by-nc-nd/4.0/",