replace incorrect kbd references in man-patch download location

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@2149 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter04/man-patch.xml

@@ -1,3 +1,3 @@
 Man Patch (&man-patch-version;) - &man-patch-size;
-<ulink url="&ftp;/kbd-&kbd-patch-version;.patch.bz2"/>
-<ulink url="&http;/kbd-&kbd-patch-version;.patch.bz2"/>
+<ulink url="&ftp;/man-&man-patch-version;.patch.bz2"/>
+<ulink url="&http;/man-&man-patch-version;.patch.bz2"/>