Log Message:
imv: update to 4.3.0

v4.3.0 - 2021-08-05

* Give freeimage backend preceedence over libjpeg
* Fix lack of X11 window deletion event handling
* Scale fonts correctly for high-DPI wayland
* Suppress annoying TIFF error messages
* Fix missing -lm dependency for imv-msg
* Fix image skipping when reading slow filesystems
* Add a contrib directory
* Add contrib/imv-folder
* Fix zoom speed dependence on buffer/image width
* Improve stat error handling when loading directories
* Fix double-free when backend libjpeg is used
* Fix -n option not working for symbolic links
* List image/heif as a supported mime type
* Fix flickering bug in high-DPI wayland