Add infra_libs as a bootstrap dependency.

infra_libs/infra_types/.coveragerc

-# This file exist despite having .coveragerc in infra_libs because on Windows
-# bots, we only execute tests in certain modules of infra_libs (including this
-# one) and the latest version of pragma throws an exception when given a
-# non-existant config file.
-
-[run]
-include = ./infra_libs/infra_types/*
-
-[report]
-exclude_lines =
-    # Have to re-enable the standard pragma
-    pragma: no cover
-
-    # Don't complain about missing debug-only code:
-    def __repr__
-    if self\.debug
-
-    # Don't complain if tests don't hit defensive assertion code:
-    raise AssertionError
-    raise NotImplementedError
-
-    # Don't complain if non-runnable code isn't run:
-    if 0:
-    if __name__ == ['"]__main__['"]:
-
-[expect_tests]
-expected_coverage_min = 100