[BUG] if any conflicting package is installed the installer fails without any clear indication

[shadow-absorber]

Describe the bug
shadow had alacritty-sixel-git installed from the aur so when the installer tried to install alacritty it failed with no clear explaination

To Reproduce
Steps to reproduce the behavior:

1. run install script while having conflicting package
2. read out put carefully to see pacman fail
3. go through the script
4. reboot with no hyprland installed as it fail earlier

Expected behavior
the installer gives clear message in big text that pacman failed due to conflict

Screenshots
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Distribution (please complete the following information):

• EndeavourOS

Additional context
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