History of X16TestBench::__writeline 1 change

In testbench/testbench.py, lines 59–61 on main. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 59,61:testbench/testbench.py.