[macros] Remove accidental whitespace from codeblock environments

Author: tkoeppe

source/macros.tex

@@ -360,14 +360,14 @@
 % Our usual abbreviation for 'listings'.  Comments are in
 % italics.  Arbitrary TeX commands can be used if they're
 % surrounded by @ signs.
-\newcommand{\CodeBlockSetup}{
- \lstset{escapechar=@, aboveskip=\parskip, belowskip=0pt,
-         midpenalty=500, endpenalty=-50,
-         emptylinepenalty=-250, semicolonpenalty=0}
- \renewcommand{\tcode}[1]{\textup{\CodeStylex{##1}}}
- \renewcommand{\techterm}[1]{\textit{\CodeStylex{##1}}}
- \renewcommand{\term}[1]{\textit{##1}}
- \renewcommand{\grammarterm}[1]{\gterm{##1}}
+\newcommand{\CodeBlockSetup}{%
+\lstset{escapechar=@, aboveskip=\parskip, belowskip=0pt,
+        midpenalty=500, endpenalty=-50,
+        emptylinepenalty=-250, semicolonpenalty=0}%
+\renewcommand{\tcode}[1]{\textup{\CodeStylex{##1}}}%
+\renewcommand{\techterm}[1]{\textit{\CodeStylex{##1}}}%
+\renewcommand{\term}[1]{\textit{##1}}%
+\renewcommand{\grammarterm}[1]{\gterm{##1}}%
 }
 
 \lstnewenvironment{codeblock}{\CodeBlockSetup}{}