chapter05: Fix wrong ELF interpreter name in Caution

This is obviously wrong.  I've notified the author in mail.

chapter05/gcc-pass2.xml

@@ -238,12 +238,13 @@ readelf -l a.out | grep ': /tools'</userinput></screen>
     <para>如果一切正常，这些命令应该不产生错误，
 		且最后一行命令的输出格式应该和下面相同：</para>
 
-<screen><computeroutput>[Requesting program interpreter: /tools/lib64/ld-linux.so.2]</computeroutput></screen>
+<screen><computeroutput>[Requesting program interpreter: /tools/lib64/ld-linux-x86-64.so.2]</computeroutput></screen>
 
     <!--para>Note that <filename class="directory">/tools/lib</filename> wiil
     be the prefix of the dynamic linker for 32-bit machines.</para-->
-    <para>注意，在 32 位机器上，动态链接器的前缀为
-	    <filename class="directory">/tools/lib</filename>。</para>
+    <para>注意，在 32 位机器上，动态链接器为
+		<filename class="directory">/tools/lib/ld-linux-so.2</filename>。
+	</para>
 
     <!--para>If the output is not shown as above or there was no output at all,
     then something is wrong. Investigate and retrace the steps to find out