Matt Reynolds | (TNS) The Atlanta Journal-ConstitutionATLANTA — Law student Aundria Towns and her partner, health care worker Hayden Herrick, have a household income of more than $100,000. Pre-pandemic, those earnings might have given the Douglas County, Georgia, couple a pick of houses.Not in 2024.Weighed down by student loans, $2,000-a-month rent, stubbornly high interest rates…