Normcap

- Linux: Fix `TypeError` crash during detection of appropriate screenshot method
([235](https://github.com/dynobo/normcap/issues/235))

- All: Hide UI while processing. Useful for larger sections of text or slower machines,
where processing can take a while.
- All: Delay exit in case notification=on and tray=off to ensure notification is shown.
- Linux: Latest NormCap is now always available on FlatHub
([147](https://github.com/dynobo/normcap/issues/147),
[225](https://github.com/dynobo/normcap/issues/225)). Thx,
[Tim453](https://github.com/Tim453).

- All: Reduce the file size of prebuilt packages.
- Windows: Fix bug causing a 5 seconds delay during recognition
[218](https://github.com/dynobo/normcap/issues/218).
- Docu: Add Python version required for installing package from PyPi
[221](https://github.com/dynobo/normcap/issues/221).

- All: Various speed improvements.
- All: Smaller size by updating to PySide 6.3 without add-ons.
- Linux: Avoid crash on denied screenshot on Wayland.
- Docu: In README, complement dependencies for installing pip package. Thx,
[thecoder-001](https://github.com/thecoder-001) &
[faveoled](https://github.com/faveoled).
- Docu: Fix broken link in website Thx, [LGro](https://github.com/LGro).

- All: Fixes screenshots not updated when capturing from tray menu
[181](https://github.com/dynobo/normcap/issues/199).

- macOS: Fixed crash in prebuilt DMG package
[199](https://github.com/dynobo/normcap/issues/199).