(Buffers): Fix a typo.

man/buffers.texi

@@ -42,9 +42,10 @@ the value in other buffers.  @xref{Locals}.
 
 @cindex buffer size, maximum
   A buffer's size cannot be larger than some maximum, which is defined
-by largest buffer position representable by the @dfn{Emacs integer} data
-type.  This is because Emacs tracks buffer positions using that data
-type.  For 32-bit machines, the largest buffer size is 128 megabytes.
+by the largest buffer position representable by the @dfn{Emacs integer}
+data type.  This is because Emacs tracks buffer positions using that
+data type.  For 32-bit machines, the largest buffer size is 128
+megabytes.
 
 @menu
 * Select Buffer::       Creating a new buffer or reselecting an old one.