Don't try to install the samsung-90x3a keymap as it no longer exists upstream.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@10211 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

udev-lfs/makefile-incl.keymap

@@ -54,7 +54,6 @@ KEYMAPS =                                          \
    keymaps/onkyo                                   \
    keymaps/oqo-model2                              \
    keymaps/samsung-other                           \
-   keymaps/samsung-90x3a                           \
    keymaps/samsung-sq1us                           \
    keymaps/samsung-sx20s                           \
    keymaps/toshiba-satellite_a100                  \