Text this: Search for $$t\bar{t}H/A \rightarrow t\bar{t}t\bar{t}$$ t t ¯ H / A → t t ¯ t t ¯ production in proton–proton collisions at $$\sqrt{s}=13$$ s = 13   $$\text {TeV}$$ TeV with the ATLAS detector