fix: remove duplicate package keys in redbear-full.toml

Python 3.14 tomllib rejects duplicate keys (strict mode).
Removed: libxkbcommon (line 121 dup), konsole (line 238 dup),
kf6-pty (line 239 dup). All kept at their first declaration.

config/redbear-full.toml

@@ -118,8 +118,6 @@ wayland-protocols = {}
 redbear-compositor = {}
 
 # Keyboard/input
-libxkbcommon = {}
-xkeyboard-config = {}
 libevdev = {}
 libinput = {}
 redbear-keymapd = {}
@@ -237,8 +235,6 @@ git = "ignore"
 mc = {}
 #curl = "ignore"  # suppressed: cascade rebuild
 #git = "ignore"  # suppressed: cascade rebuild
-konsole = {}
-kf6-pty = {}
 
 [[files]]
 path = "/lib/firmware/amdgpu"