Update benchmarks.yml

Author: emdneto

.github/workflows/benchmarks.yml

@@ -13,13 +13,16 @@ jobs:
     permissions:
       contents: write # required for pushing to gh-pages
     runs-on: oracle-bare-metal-64cpu-512gb-x86-64
+    container:
+      image: ubuntu:24.04@sha256:a08e551cb33850e4740772b38217fc1796a66da2506d312abe51acda354ff061
     steps:
     - name: Checkout Core Repo @ SHA - ${{ github.sha }}
       uses: actions/checkout@v4
-    - name: Setup Python
+    - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: "3.13.6"
+        python-version: "3.13"
+        architecture: 'x64'
     - name: Run tox
       run: tox -e benchmark-opentelemetry-sdk -- -k opentelemetry-sdk/benchmarks --benchmark-json=opentelemetry-sdk/output.json
     - name: Report on SDK benchmark results