docs: update README.md

Updated CO2 emission info based on the information of the new infrastructure.

README.md

@@ -7,9 +7,9 @@ co2_eq_emissions:
   emissions: 500
   training_type: "fine-tuning"
   source: "mlco2"
-  geographical_location: "Berlin, Germany"
-  hardware_used: "1 x T4 GPU"
+  geographical_location: "Bucharest, Romania"
+  hardware_used: "1 x RTX 4090 GPU"
 ---
 # 🧠 GPT2-124M-wikitext-v0.1
 
-This is a practical hands-on experience for better understanding 🤗 Transformers and 🤗 Datasets. This model is GPT2(124M) fine-tuned on wikitext(103-raw-v1) on 1 x T4.
+This is a practical hands-on experience for better understanding 🤗 Transformers and 🤗 Datasets. This model is GPT2(124M) fine-tuned on wikitext(103-raw-v1) on 1 x RTX 4090.