Update README.md to include ISO code for Ghomálá

Source:

Hugging Face: https://huggingface.co/languages

README.md

@@ -4,12 +4,14 @@ task_categories:
 - translation
 language:
 - fr
+- bbj
 tags:
 - Ghomala
 - Bandjoun
 - French
 - Français
 - Translation
+- machine-translation
 pretty_name: French to Ghomala (Bandjoun)
 size_categories:
 - 1K<n<10K
@@ -19,5 +21,4 @@ size_categories:
 Dataset containing translation of a given set of French words and expressions to Ghomala, the native language of Bandjoun, a village part of Cameroun (Central Africa). Its aim is to be used to tune LLMs in recognising ghomala and support translation from/to that language.
 Dataset extracted from `Dictionnaire Ghomálá’-Français` edited by Erika EICHHOLZER with Prof. Dr. Engelbert DOMCHE-TEKO, Dr. Gabriel MBA and P. Gabriel NISSIM, Version 2.0, Décembre 2002.
 
-**Curated and shared by:** Steve TUENO FOTSO
-
+**Curated and shared by:** Steve TUENO FOTSO