Fix link to RACE fine-tuning instructions.
Summary: Pull Request resolved:
# Finetuning RoBERTa on Commonsense QA
-We follow a similar approach to [finetuning RACE](README.race.md). Specifically
+We follow a similar approach to [finetuning RACE](../README.race.md). Specifically
for each question we construct five inputs, one for each of the five candidate
answer choices. Each input is constructed by concatenating the question and
candidate answer. We then encode each input and pass the resulting "[CLS]"
