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Summary:
This commit
1. Updates the config.guess and config.sub files and
2. applies them to all the third party libraries that use them.

This resolves the following build failure on M1 mac with newer SDK.

On MacBookPro with M1 chip, with the recent OS update, something
about the development environment has been changed (probably newer
version of XCode) and the build stopeed working with the following
errors from third party dependencies.

```
checking build system type... Invalid configuration ‘arm64-apple-darwin20.0.0': machine ‘arm64-apple' not recognized
```

note: config files are taken from https://www.gnu.org/software/gettext/manual/html_node/config_002eguess.html

Pull Request resolved: https://github.com/pytorch/audio/pull/2307

Reviewed By: nateanl

Differential Revision: D35318273

Pulled By: mthrok

fbshipit-source-id: 746ac51dd1816767aa78b88445f76a29acfd29e8