minor #2816 Fix typo (Lesik)
minor #2816 Fix typo (Lesik)

This PR was submitted for the 2.x branch but it was merged into the 1.x branch instead (closes #2816).

Discussion
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Fix typo

Commits
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e773c8fc Fix typo

twigphp/Twig,nicolas-grekas/Twig,nicolas-grekas/Twig,nicolas-grekas/Twig,nicolas-grekas/Twig,twigphp/Twig,twigphp/Twig,nicolas-grekas/Twig