day5.py: add regex alternatives so it's clear I'm not stupid
day5.py: add regex alternatives so it's clear I'm not stupid

robjwells/adventofcode-solutions,robjwells/adventofcode-solutions,robjwells/adventofcode-solutions,robjwells/adventofcode-solutions,robjwells/adventofcode-solutions,robjwells/adventofcode-solutions