TORONTO — Auston Matthews padded his league lead in goals on Thursday night at the expense of the Flyers, but the Orange and Black left with a crucial road point following a 4-3 overtime loss to the Leafs on Thursday night. Matthews notched a natural hat trick, bringing his season total to 45, but a late comeback by the Flyers pushed the game past regulation. William Nylander scored less than a minute into overtime to ice the win for the Leafs. Travis Sanheim got the Flyers on the board first with a short-handed tally in the first period, but then Matthews got going, scoring all three of his g…