lineedit: omit directories when tab-completing from PATH

Only files should be matched when using PATH for tab-completion.

function                                             old     new   delta
complete_cmd_dir_file                                883     894     +11
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(add/remove: 0/0 grow/shrink: 1/0 up/down: 11/0)               Total: 11 bytes

Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
1 file changed