app-editors/vim-core: remove unused file

Signed-off-by: Michael Mair-Keimberger <mm1ke@gentoo.org>

app-editors/vim-core/files/xxd-completion

@@ -1,25 +0,0 @@
-# Author: Ciaran McCreesh <ciaranm@gentoo.org>
-#
-# completion for xxd
-
-_xxd()
-{
-    local cur prev cmd args
-
-    COMPREPLY=()
-    cur=${COMP_WORDS[COMP_CWORD]}
-    prev=${COMP_WORDS[COMP_CWORD-1]}
-    cmd=${COMP_WORDS[0]}
-
-    if [[ "${cur}" == -* ]] ; then
-        args='-a -b -c -E -g -h -i -l -ps -r -s -u -v'
-        COMPREPLY=( $( compgen -W "${args}" -- $cur ) )
-    else
-        _filedir
-    fi
-}
-
-complete -F _xxd xxd
-
-# vim: set ft=sh sw=4 et sts=4 :
-