Move GSM8K eval result to community PR

.eval_results/gsm8k.yaml

@@ -1,14 +0,0 @@
-- dataset:
-    id: openai/gsm8k
-    task_id: gsm8k
-  value: 11.8
-  source:
-    url: https://huggingface.co/codelion/sprog-9m
-    name: Symbolic verifier, 96-sample self-consistency (single committed answer)
-    user: codelion
-  notes: >-
-    Single-answer exact-match accuracy on the full GSM8K test set (1319 problems),
-    mean of 3 training seeds (range 11.1-12.6%). Inference: 96 temperature samples
-    per question, a 0-parameter symbolic verifier selects one committed answer via
-    self-consistency. Custom symbolic-program harness, not inspect-ai
-    model_graded_fact. 9.37M-param encoder-decoder, trained from scratch.