fix skip tests

[shenxianpeng]

The tests are failing on github actions now, because clang tools are already installed there, so the tests that assumed that when starting the tests, we don't have the tools fail.

Will think about how to actually test that the installation works.

Originally posted in #29 (comment)

[shenxianpeng]

For example

cpp-linter-hooks/tests/test_clang_tidy.py

Line 7 in 12981fe

@pytest.mark.skip(reason="see https://github.com/cpp-linter/cpp-linter-hooks/pull/29")

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.