IDLIB/BEIRUT (Reuters) – Hardline rebel fighters in northern Syria have clawed territory away from their Turkey-backed rivals this week in clashes that have left more than two dozen dead, the factions and a war monitor said on Friday. Tensions erupted earlier this month between a rebel group backed by Turkey and more hardline fighters, including Hayat Tahrir al-Sham (HTS), the former Syrian branch of al-Qaeda, according to statements by the clashing groups. HTS and its allies captured the town of Afrin, which Turkish-backed forces seized from Kurdish factions in 2018, said the Syrian Observato…