ci(actions): pin downstream perf jobs to normal runners

Author: Stevengre

.github/workflows/downstream-perf.yml

@@ -140,7 +140,7 @@ jobs:
     name: 'KEVM downstream performance'
     needs: select
     if: ${{ needs.select.outputs.should_run == 'true' && needs.select.outputs.run_kevm == 'true' }}
-    runs-on: [self-hosted, linux]
+    runs-on: [self-hosted, linux, normal]
     timeout-minutes: 180
     steps:
       - name: 'Check out code'
@@ -220,7 +220,7 @@ jobs:
     name: 'Kontrol downstream performance'
     needs: select
     if: ${{ needs.select.outputs.should_run == 'true' && needs.select.outputs.run_kontrol == 'true' }}
-    runs-on: [self-hosted, linux]
+    runs-on: [self-hosted, linux, normal]
     timeout-minutes: 180
     steps:
       - name: 'Check out code'