Revert "Pin to bazel 8.4.2 (#3804)" (#3867)

This change un-restricts the Bazel version which today means we will be
testing against Bazel 9

Author: UebelAndre

.bazelci/presubmit.yml

@@ -964,12 +964,6 @@ tasks:
     working_directory: examples/proto
     build_targets:
       - "//..."
-  bzlmod_protoc:
-    name: Proto and Prost with prebuilt protoc with bzlmod
-    platform: ubuntu2204
-    working_directory: examples/proto_with_toolchain
-    build_targets:
-      - "//..."
   compile_one_dependency:
     name: --compile_one_dependency flag
     platform: ubuntu2204

.bazelversion

@@ -6,7 +6,7 @@ bcr_test_module:
       - "ubuntu2004"
       # # TODO: https://github.com/bazelbuild/rules_rust/issues/2009
       # - "windows"
-    bazel: ["7.x", "8.x"]
+    bazel: ["7.x", "8.x", "9.x"]
   tasks:
     run_tests:
       name: "Run test module"

.bcr/extensions/bindgen/presubmit.yml

@@ -2,7 +2,7 @@ bcr_test_module:
   module_path: ""
   matrix:
     platform: ["macos_arm64", "ubuntu2004", "windows"]
-    bazel: ["7.x", "8.x"]
+    bazel: ["7.x", "8.x", "9.x"]
   tasks:
     run_tests:
       name: "Run test module"

.bcr/extensions/mdbook/presubmit.yml

@@ -2,7 +2,7 @@ bcr_test_module:
   module_path: ""
   matrix:
     platform: ["macos_arm64", "ubuntu2004", "windows"]
-    bazel: ["7.x", "8.x"]
+    bazel: ["7.x", "8.x", "9.x"]
   tasks:
     run_tests:
       name: "Run test module"

.bcr/extensions/prost/presubmit.yml

@@ -2,7 +2,7 @@ bcr_test_module:
   module_path: ""
   matrix:
     platform: ["macos_arm64", "ubuntu2004", "windows"]
-    bazel: ["7.x", "8.x"]
+    bazel: ["7.x", "8.x", "9.x"]
   tasks:
     run_tests:
       name: "Run test module"

.bcr/extensions/pyo3/presubmit.yml

@@ -2,7 +2,7 @@ bcr_test_module:
   module_path: ""
   matrix:
     platform: ["ubuntu2004", "windows"]
-    bazel: ["7.x", "8.x"]
+    bazel: ["7.x", "8.x", "9.x"]
   tasks:
     run_tests:
       name: "Run test module"
@@ -16,7 +16,7 @@ bcr_test_module_macos:
   module_path: ""
   matrix:
     platform: ["macos_arm64"]
-    bazel: ["7.x", "8.x"]
+    bazel: ["7.x", "8.x", "9.x"]
   tasks:
     run_tests:
       name: "Run test module"

.bcr/extensions/wasm_bindgen/presubmit.yml

@@ -2,7 +2,7 @@ bcr_test_module:
   module_path: ""
   matrix:
     platform: ["macos_arm64", "ubuntu2004"]
-    bazel: ["7.x", "8.x"]
+    bazel: ["7.x", "8.x", "9.x"]
   tasks:
     run_tests:
       working_directory: examples/hello_world
@@ -21,7 +21,7 @@ bcr_test_module:
 bcr_test_module_windows:
   module_path: ""
   matrix:
-    bazel: ["7.x", "8.x"]
+    bazel: ["7.x", "8.x", "9.x"]
   tasks:
     run_tests:
       working_directory: examples/hello_world

.bcr/presubmit.yml

@@ -2,7 +2,8 @@
 pub fn test_tool_exec() {
     let tool_path = env!("TOOL_PATH");
     assert!(
-        tool_path.contains("-exec-"),
-        "tool_path did not contain '-exec-'",
+        tool_path.contains("-exec-") || tool_path.contains("-exec/bin/"),
+        "tool_path did not contain '-exec-' or '-exec/bin'\n`{}`",
+        tool_path,
     );
 }

cargo/tests/cargo_build_script/tools_exec/tools_exec.rs

@@ -42,7 +42,11 @@ def _build_script_deps_test_impl(ctx):
         if output.path.endswith(".rlib")
     ][0]
 
-    asserts.true(env, "-exec-" in rlib_output.path)
+    asserts.true(
+        env,
+        ("-exec-" in rlib_output.path) or ("-exec/bin/" in rlib_output.path),
+        "Expected rlib output to be in an exec configuration, but got: {}".format(rlib_output.path),
+    )
     return analysistest.end(env)
 
 build_script_deps_test = analysistest.make(