Corrected code spacing for readability.

documentation/wine-doc.sgml

@@ -35,9 +35,6 @@
 <!entity cvs-regression SYSTEM "cvs-regression.sgml">
 <!entity multimedia SYSTEM "multimedia.sgml">
 
-<!-- *** Entities for Wine Developer Guide *** -->
-<!entity winelib-user SYSTEM "winelib-user.sgml">
-
 <!-- *** Entities for Winelib User Guide *** -->
 <!entity winelib-intro SYSTEM "winelib-intro.sgml">
 <!entity winelib-porting SYSTEM "winelib-porting.sgml">
@@ -120,7 +117,7 @@
 
 
   <!-- *** Winelib User Guide *** -->
-<book id="index-winelib">
+  <book id="index-winelib">
     <bookinfo>
       <title>Winelib User's Guide</title>
     </bookinfo>
@@ -132,7 +129,7 @@
     &winelib-bindlls;
     &winelib-packaging;
 
-</book>
+  </book>
 
   <!-- *** Wine Packager Guide *** -->
   <book id="index-pkg">