fix: add --no-pr to codeflash optimize workflow to prevent CI-opened PRs

Author: KRRT7

.github/workflows/codeflash-optimize.yaml

@@ -43,4 +43,4 @@ jobs:
       - name: ⚡️Codeflash Optimization
         id: optimize_code
         run: |
-          uv run codeflash --benchmark --testgen-review
+          uv run codeflash --benchmark --testgen-review --no-pr