test(devtools): regenerate the Stage 0/1 fixture after the accumulator naming fix

The finalized exact accumulator now names its column after the aggregate
it realizes (value/sum instead of state). Point the stage_pipeline test at
the renamed fixture.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

Author: zzylol

crates/devtools/src/bin/stage_pipeline.rs

@@ -1,5 +1,5 @@
 // cargo run -p asap-devtools --bin stage_pipeline -- \
-//     --example planner-layering-1 --out planner-layering-example1.stage01.json
+//     --example planner-layering-1 --out planner-layering-example1.json
 // cargo run -p asap-devtools --bin stage_pipeline -- \
 //     --promql "topk by (job) (10, rate(x[1m]))" --epsilon 0.01 --delta 0.001 --out run.json
 //

crates/devtools/tests/stage_pipeline.rs

@@ -6,7 +6,7 @@ use std::process::Command;
 use asap_types::ir::export::{LogicalASAPDAG, LogicalASAPDAGDocument};
 use serde_json::Value;
 
-const COMMITTED: &str = "../../tools/dag-viewer/examples/planner-layering-example1.stage01.json";
+const COMMITTED: &str = "../../tools/dag-viewer/examples/planner-layering-example1.json";
 
 fn generate(extra: &[&str]) -> Value {
     let out = std::env::temp_dir().join(format!(