Implement 2024 day 23

Is using networkx cheating? I don't think so. I've already solved
max-clique before, so I know I can do it

2024/tests/test_day23.py

@@ -0,0 +1,11 @@
+from aoc.days.day23 import DayRunner
+
+from . import get_data
+
+
+def test_sample_part1() -> None:
+    assert DayRunner.part1(get_data(23)) == 7
+
+
+def test_sample_part2() -> None:
+    assert DayRunner.part2(get_data(23)) == "co,de,ka,ta"