Remove unused project named "bordeaux".

The code has not been touched since 2012 and is not referred
anywhere else. It was for on-device machine learning.

whua@, who worked on it, say it's fine to remove.

Test: mj checkbuild. Got no errors.
Change-Id: Ic8d94379cb92c2b229546af6d98c08007f7a0f37
68 files changed
tree: 4b825dc642cb6eb9a060e54bf8d69288fbee4904

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