Fix: ImportError: cannot import name 'SetVersion' in Python 3.10.10

Update action setup-python for latest Python 3.8.10 for win32-x64

See: https://raw.githubusercontent.com/actions/python-versions/main/versions-manifest.json

Merge branch 'master' of https://github.com/yt-dlg/yt-dlg

Update README.md. openSUSE Build Service

Save LD_LIBRARY_PATH to .bashrc

Update README.md to v1.7.1

Add Slovak translation to app

Fix : #31

Add tests for ClipDialog widget

Add support to CLI Backend (youtube-dl/yt-dlp)

Version 1.4.0 supporting Dark Theme