Remove external/python/pybind11

Last depender was packages/modules/Bluetooth,
which recently migrated away from pybind11 in
aosp/3008475

Bug: 295891051
Test: TreeHugger
Change-Id: I5325adae16463d246a07fe2b74d72f4ceab4ce55
1 file changed
tree: f1dec6e1b82bae56d12833a37b7dffecc847c694
  1. default.xml
  2. GLOBAL-PREUPLOAD.cfg
  3. OWNERS