Fix useless-return warnings reported by Pylint

[correctmost]

PR Description:

This PR fixes the following warnings (the R-level Pylint warnings are currently disabled in pyproject.toml):

************* Module archinstall.default_profiles.desktops.labwc
archinstall/default_profiles/desktops/labwc.py:66:1: R1711: Useless return at end of function or method (useless-return)
************* Module archinstall.default_profiles.desktops.sway
archinstall/default_profiles/desktops/sway.py:76:1: R1711: Useless return at end of function or method (useless-return)
************* Module archinstall.default_profiles.desktops.niri
archinstall/default_profiles/desktops/niri.py:74:1: R1711: Useless return at end of function or method (useless-return)
************* Module archinstall.default_profiles.desktops.hyprland
archinstall/default_profiles/desktops/hyprland.py:69:1: R1711: Useless return at end of function or method (useless-return)
************* Module archinstall.tui.ui.components
archinstall/tui/ui/components.py:1205:1: R1711: Useless return at end of function or method (useless-return)