Overhaul language files (#997)

- Added sr_Cyrl.ini as new Cyrillic  variant for the Serbian Language
- Added zh_TW.ini (Traditional Chinese)
- Completed ALL missing keys in EVERY translation

Reviewed-on: https://codeberg.org/fairyglade/ly/pulls/997
Reviewed-by: AnErrupTion <anerruption+codeberg@disroot.org>

res/lang/eo.ini

@@ -3,9 +3,9 @@ brightness_down = malpliigi helecon
 brightness_up = pliigi helecon
 capslock = majuskla baskulo
 custom = propra
-
-
-
+custom_info_err_output_long = eligo tro longa
+custom_info_err_no_output = neniu eligo
+custom_info_err_no_output_error = , ebla eraro
 err_alloc = malsukcesis memorasignon
 err_args = ne povas analizi argumentojn de komanda linio
 err_autologin_session = aŭtomatan ensalutan seancon ne trovis
@@ -76,7 +76,7 @@ restart = restartigi
 shell = ŝelo
 shutdown = malŝalti
 sleep = memordormi
-
+toggle_password = montri/kaŝi pasvorton
 wayland = wayland
 x11 = x11
 xinitrc = xinitrc