Fix doc indentation #1908

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10 errors and 16 warnings

cannot construct `root::Bob` with struct literal syntax due to private fields

struct `root::Bob` has no field named `a`

struct `root::Bob` has no field named `do_not_attempt_to_allocate_nonpod_types`

unresolved import `ffi::Observer_supers`

no method named `foo_super` found for reference `&MyObserver` in the current scope

the trait bound `MyObserver: CppPeerConstructor<MyObserverCpp>` is not satisfied

no function or associated item named `make_unique` found for struct `MyObserverCpp` in the current scope

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2, hecrj/setup-rust-action@v1, Swatinem/rust-cache@v1. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, Swatinem/rust-cache@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

unused return value of `Box::<T>::from_raw` that must be used

unused import: `cxxbridge :: D`

unused import: `cxxbridge :: get_a`

unused import: `cxxbridge :: do_thing`

unused import: `super :: cxxbridge :: bar`

The `save-state` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/