Update presubmit.yml

Author: alexeagle

modules/aspect_bazel_lib/2.9.2/presubmit.yml

@@ -2,7 +2,7 @@ bcr_test_module:
   module_path: "e2e/smoke"
   matrix:
     platform: ["debian10", "macos", "ubuntu2004", "windows"]
-    bazel: ["8.x", "7.x", "6.x"]
+    bazel: ["8.0.0rc1", "7.x", "6.x"]
   tasks:
     run_tests:
       name: "Run test module"