feat(ci): check multiple bazel versions

Author: not-matthias

.github/workflows/ci.yml

@@ -163,6 +163,7 @@ jobs:
     strategy:
       matrix:
         codspeed-mode: ["off", "walltime"]
+        bazel-version: ["7.6.2", "8.4.2", "9.0.0-pre.20250921.2"]
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v4
@@ -183,3 +184,5 @@ jobs:
         run: |
           bazel build //examples/google_benchmark_bazel:my_benchmark --//core:codspeed_mode=${{ matrix.codspeed-mode }}
         shell: pwsh
+        env:
+          USE_BAZEL_VERSION: ${{ matrix.bazel-version }}