Update The Estimated Carbon Emission for DALL-E Mega (#9)

- Update The Estimated Carbon Emission for DALL-E Mega (e8eb5d7f559742ffc6eec5a3e24fcfda1356352c)


Co-authored-by: Alan Li <Alan2021Cam@users.noreply.huggingface.co>

README.md

@@ -152,7 +152,7 @@ DALL·E Mega is still training. So far, as of June 28, 2022, the model developer
 * **Hours used:** 1344 hours (56 days)
 * **Cloud Provider:** GCP
 * **Compute Region:** us-east1
-* **Carbon Emitted (Power consumption x Time x Carbon produced based on location of power grid)**:  4503 kg CO2 eq.
+* **Carbon Emitted (Power consumption x Time x Carbon produced based on location of power grid)**:  18013.47 kg CO2 eq.
 
 ## Citation