Update qimgv to version 1.0.3a+git20220510.48dd2ea3 / rev 23 via SR 978019
    
    https://build.opensuse.org/request/show/978019
    by user sbradnick + dimstar_suse
    - Removing patch files which aren't needed since items were fixed upstream:
      * qimgv-mpv_v2_fix.patch
      * qimgv-no_return_in_nonvoid.patch
    
    - Update to version 1.0.3a+git20220510.48dd2ea3:
      * [cmake] fix default flags
      * check for qt5 first
      * .
      * Update build-package.yml
      * change release tag
      * fix mpv include path
      * [windows/msys2] add build script
      * fix #410
      * [windows] enable scripts/"open with" functionality #406 #236 #196
      * [ContextMenu] compact layout
      * [res] back/forward icons
      * [ContextMenu] scripts/"open with.." page mockup #406 #236 Fix scripts with qt6
      * [ImageViewerV2] tweak scroll handling
      * [ThumbnailViewProxy] fix(?) event order
      * fix Core::loadPath()
      * delay model loading (test) #383 #156
      * fix #384
      * fix #392
      * fix window close with qt 6.