Reformat (minor, after replacing black with ruff)

Black dependency created a dependabot warning and couldn't be bumped since it collided with pathspec dependencies. Since ruff can also format, black is not needed. But we now have these small format changes, mostly in test files

test/solidlsp/elixir/test_elixir_ignored_dirs.py

@@ -92,7 +92,6 @@ def test_refs_and_symbols_with_glob_patterns(repo_path: Path) -> None:
     """
     ignored_paths = ["*cripts", "ignored_*"]  # codespell:ignore cripts
     with start_ls_context(language=Language.ELIXIR, repo_path=str(repo_path), ignored_paths=ignored_paths) as ls:
-
         # Same as in the above tests
         root = ls.request_full_symbol_tree()[0]
         root_children = root["children"]