Last Sunday, Aussie star Heather Lee beat M70 Brendon Hyde and M60 Christopher Worsnop in a 10K road walk at the Pan Pacific Masters Games on Queensland’s Gold Coast. Sorry, fellas. But it wasn’t just a victory of the sexes. Heather is 91 (turning 92 this weekend). In clicking to a time of 1:24:21, she also lowered her own listed W90 world record of 1:25:28, set last April in Perth. And just for a warmup, she won gold in the track 3K walk in 24:45.29 — bettering her own listed WR of 24:56.97. (But I’ve also been told that no…