chore: test on Bazel 8.0.0 (#478)

Picks up bazel-contrib/.github#25

Also test Bazel 8 on BCR presubmit.

---

### Changes are visible to end-users: no

Author: alexeagle

.bcr/presubmit.yml

@@ -1,16 +1,13 @@
 bcr_test_module:
   module_path: "e2e/use_release"
   matrix:
-    bazel: ["7.x"]
+    bazel: ["8.x", "7.x"]
     # TODO(#9): add windows to this list
     platform: ["debian10", "macos", "ubuntu2004"]
   tasks:
     run_tests:
       name: "Run test module"
       bazel: ${{ bazel }}
       platform: ${{ platform }}
-      test_flags:
-        # Bazel 6.x requires this flag set.
-        - --@aspect_rules_py//py:interpreter_version=3.8.12
       test_targets:
         - "//..."

.github/workflows/ci.yaml

@@ -23,7 +23,7 @@ concurrency:
 
 jobs:
   test:
-    uses: bazel-contrib/.github/.github/workflows/bazel.yaml@v7
+    uses: bazel-contrib/.github/.github/workflows/bazel.yaml@646899086d7aaee8e532540480f3e91e00596234 # 11 Dec 2024
     with:
       folders: '[".", "e2e/smoke", "e2e/repository-rule-deps", "e2e/system-interpreter", "examples/uv_pip_compile"]'
       # TODO: Build Windows tools and add to toolchain
@@ -36,10 +36,8 @@ jobs:
           {"folder": "e2e/repository-rule-deps", "bzlmodEnabled": false},
           {"folder": "e2e/system-interpreter", "bzlmodEnabled": false},
           {"folder": "examples/uv_pip_compile", "bzlmodEnabled": false},
-          {"folder": ".", "bazelversion": "8.0.0rc1"},
-          {"folder": "e2e/smoke", "bazelversion": "8.0.0rc1"},
-          {"folder": "e2e/repository-rule-deps", "bazelversion": "8.0.0rc1"},
-          {"folder": "e2e/system-interpreter", "bazelversion": "8.0.0rc1"}
+          {"folder": ".", "bazelversion": "8.0.0"},
+          {"folder": "e2e/smoke", "bazelversion": "8.0.0"}
         ]
 
   verify-bcr-patches: