ci: add divan to instrumented integration test

Author: GuillaumeLagrange

.github/workflows/ci.yml

@@ -51,6 +51,7 @@ jobs:
       - run: cargo codspeed build -p codspeed
       - run: cargo codspeed build -p codspeed-bencher-compat
       - run: cargo codspeed build --features async_futures -p codspeed-criterion-compat
+      - run: cargo codspeed build -p codspeed-divan-compat
 
       - name: Run the benchmarks
         uses: CodSpeedHQ/action@main