By Jason Hovet and Jan Lopatka PRAGUE (Reuters) -Former Czech army chief Petr Pavel, a strongly pro-Western candidate who backs aid for Ukraine, was projected to win the Czech Republic’s presidential election on Saturday, early results and model projections showed. A projection model by news website www.seznamzpravy.cz using early results, released by the Czech statistical office which is managing the vote tally, showed Pavel beating billionaire businessman and former prime minister Andrej Babis with between 57.6% and 58.8% of the vote. Broadcaster CNN Prima News, using voting models from agen…