Fix YAML metadata error (#5)

- Fix YAML metadata error (3527d5e54f48940255fb574222e2917ecd708e84)

README.md

@@ -21,16 +21,9 @@ pretty_name: Pangloss
 language_bcp47:
 - x-japh1234
 - x-yong1288
-language_details: jya consists of japh1234 (Glottolog code); nru consists of yong1288
-  (Glottolog code)
+language_details: "jya consists of japh1234 (Glottolog code); nru consists of yong1288 (Glottolog code)"
 tags:
 - speech-recognition
-pretty_name: Pangloss
-language_bcp47:
-- x-japh1234
-- x-yong1288
-language_details: jya consists of japh1234 (Glottolog code); nru consists of yong1288
-  (Glottolog code)
 configs:
 - config_name: japh1234
   data_files: