Though there are no type hints here, exporting this file will at least
suppress errors from importers and will allow mypy to infer the things
it can.
Bug: None
Test: mypy gdbrunner
Test: mypy ndkgdb.py # in the NDK
Change-Id: Idf4b7fc646b53e10f36900d09ea98feaa64fd794
The normal python package structure and setuptools package are required
for py.typed to be seen by importers, which is needed for callers to
type check use of gdbrunner.
Bug: None
Test: ndk-gdb --help && gdbclient --help
Change-Id: I9a6d65595f9572275e31f08b3678c300a78275d5