add check for duplicate submission.

src/submission/submit.py

@@ -155,9 +155,6 @@ def add_new_eval(
     else:
         hardware = "gpu"
 
-    if hardware == "gpu" and compute_dtype == "bfloat16":
-        compute_dtype = "float16"
-
     eval_entry = {
         "model": model,
         "revision": revision,