message: Disable cargo doc --open tests on Windows and macOS.
diff: @@ -1481,6 +1481,7 @@ fn doc_workspace_open_help_message() {
  }
  #[test]
  +#[cfg(not(any(target_os = "windows", target_os = "macos")))]
  fn doc_workspace_open_different_library_and_package_names() {
  let p = project("foo")
  .file(
  @@ -1513,6 +1514,7 @@ fn doc_workspace_open_different_library_and_package_names() {
  }
  #[test]
  +#[cfg(not(any(target_os = "windows", target_os = "macos")))]
  fn doc_workspace_open_binary() {
  let p = project("foo")
  .file(
  @@ -1546,6 +1548,7 @@ fn doc_workspace_open_binary() {
  }
  #[test]
  +#[cfg(not(any(target_os = "windows", target_os = "macos")))]
  fn doc_workspace_open_binary_and_library() {
  let p = project("foo")
  .file(
  