Fixed erroneously commented-out \end{itemize}

docs/language/dartLangSpec.tex

Index: docs/language/dartLangSpec.tex
diff --git a/docs/language/dartLangSpec.tex b/docs/language/dartLangSpec.tex
index 5e009e68e58821021103639481f9a7b6f746d0a6..26c415df8173c051902d9428e87b82e120aa8cbc 100644
--- a/docs/language/dartLangSpec.tex
+++ b/docs/language/dartLangSpec.tex
@@ -4163,7 +4163,7 @@ $(r_1, \ldots, r_n, [p_1 = d_1, \ldots , p_k = d_k])$\{
 \}
 \end{dartCode}
 if $f$ is named $m$ and has required parameters $r_1, \ldots, r_n$, and optional positional parameters $p_1, \ldots, p_k$ with defaults $d_1, \ldots, d_k$.
-%\end{itemize}
+\end{itemize}
 
 \LMHash{}
 Except that iff  \code{identical($o_1, o_2$)}  then \cd{$o_1.m$ == $o_2.m$}.