kbd: upgrade 2.4.0 -> 2.5.0

License-Update: Remove extra spaces.

Changelog:
=========
libkfont:
---------
    Make libkfont public library.
    Add kfont_free().
    Initialize kfont_context->options.
    Тake the verbose parameter into account when logging messages.

libkeymap:
---------
    Better error message on unsupported unicode value.

setvtrgb:
--------
    Add hexadecimal file support.

keymaps:
-------
    fa.map: drop high codepoint character that chokes loadkeys.
    i386/neo/3l.map: Add 3l keymap.
    i386/neo: use Delete instead of Backspace.
    i386/qwerty/ie.map: Add Irish keyboard map.
    i386/qwerty/it.map: Add braces to IT keyboard map.
    pine/en.map: Keymap for PinePhone keyboard.
    pt-latin1.map: Add Euro at Portuguese keyboards.

docs:
------
    Fix typos.

po:
-------
    Update translations (from translationproject.org).

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>