Fix issue #5263: [Bug]: resolver example should use "max_iterations: ${{ fromJson(vars.OPENHANDS_MAX_ITER || 50) }}" (#5349)

openhands/resolver/examples/openhands-resolver.yml

@@ -22,7 +22,7 @@ jobs:
     uses: All-Hands-AI/OpenHands/.github/workflows/openhands-resolver.yml@main
     with:
       macro: ${{ vars.OPENHANDS_MACRO || '@openhands-agent' }}
-      max_iterations: ${{ vars.OPENHANDS_MAX_ITER || 50 }}
+      max_iterations: ${{ fromJson(vars.OPENHANDS_MAX_ITER || 50) }}
     secrets:
       PAT_TOKEN: ${{ secrets.PAT_TOKEN }}
       PAT_USERNAME: ${{ secrets.PAT_USERNAME }}