default.latex: fix CSLReference macro definition.

It improperly handled entry spacing and expected 3 parameters
instead of 2.

data/templates/default.latex

@@ -370,15 +370,14 @@ $if(csl-refs)$
 \setlength{\cslhangindent}{1.5em}
 \newlength{\csllabelwidth}
 \setlength{\csllabelwidth}{3em}
-\newenvironment{CSLReferences}[3] % #1 hanging-ident, #2 entry sp
+\newenvironment{CSLReferences}[3] % #1 hanging-ident, #2 entry spacing
  {% don't indent paragraphs
   \setlength{\parindent}{0pt}
   % turn on hanging indent if param 1 is 1
   \ifodd #1 \everypar{\setlength{\hangindent}{\cslhangindent}}\ignorespaces\fi
-  % set line spacing
   % set entry spacing
   \ifnum #2 > 0
-  \setlength{\parskip}{#3\baselineskip}
+  \setlength{\parskip}{#2\baselineskip}
   \fi
  }%
  {}