Windows: Make bazel run --script_path work on Windows

    --script_path should write a batch file instead of bash file on Windows.

    Related: bazelbuild/bazel-watcher#144
    (ibazel uses --script_path)

    RELNOTES: None
    PiperOrigin-RevId: 218828314

dataset/GitHub_Java/bazelbuild.bazel/src/main/java/com/google/devtools/build/lib/runtime/commands/RunCommand.java

@@ -476,7 +476,7 @@ public BlazeCommandResult exec(CommandEnvironment env, OptionsParsingResult opti
 
   private boolean prepareTestEnvironment(CommandEnvironment env, TestRunnerAction action) {
     try {
-      action.prepare(env.getExecRoot());
+      action.prepare(env.getRuntime().getFileSystem(), env.getExecRoot());
       return true;
     } catch (IOException e) {
       env.getReporter().handle(Event.error("Error while setting up test: " + e.getMessage()));