Log Message:
imv: Update to 4.5.0

v4.5.0 - 2024-02-20
-------------------

* Add new jpgxl backend
* Added -W and -H arguments to configure initial dimensions
* Fix utf8 in window titles
* Fix some animated gifs showing as still images
* Fix several crashes
* Fixed new build warnings
* Limit libnsgif to <1.0.0 to fix build
* Update mime types