Christian Blichmann 1260b5f38b Move example sandboxes out of lib directories
This is mainly so that the structure of the examples follows what we do
internally (not having separate directories).

PiperOrigin-RevId: 402298115
Change-Id: I0f542607b88597572de39532364816f80a076697
2021-10-11 07:59:25 -07:00
..