Added missing contents menu for Score

assets/components/contents/score.html

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+<li><a href="#general">General</a><li><a href="#leaderboards">Leaderboards</a><li><a href="#eternaltrials">Eternal trials</a><li><a href="#basescore">Base score</a><li><a href="#goldscore">Gold score</a><li><a href="#mutatorsbonus">Mutators bonus</a><li><a href="#mutatorsmultiplier">Mutators multiplier</a><li><a href="#norestartsbonus">No restarts bonus</a>