Set evaluation_framework to inspect-ai in eval.yaml

eval.yaml

@@ -4,6 +4,8 @@ name: GSM8K
 description: >
   GSM8K is a dataset of 8,000+ high-quality, single-step arithmetic word problems.
 
+evaluation_framework: inspect-ai
+
 tasks:
   - id: gsm8k
     config: main