Log Message:
jwm: update to 2.4.5.

Upstream changes:
 https://github.com/joewing/jwm/releases/tag/v2.4.5

v2.4.5

Due to a tagging mixup, there is no version 2.4.4.

What's Changed

  * Recenter dock items to the middle of the tray when dock width is fixed by
    @purpasmart96 in #611
  * Fix sloppy focus issues around desktop windows (file managers, etc), fix
    uninitialized windowType by @achadwick in #617
  * Prevent shortcuts & buttons from bypassing 'nomin' by @Taylor-Finch in #620
  * Add a minimal .editorconfig by @achadwick in #618
  * Clear 'ACTIVE' on minimized when changing desktop by @Taylor-Finch in #622
  * Enable Dock to use gradients by @Taylor-Finch in #624
  * Add 'max' actions for screen corners by @Taylor-Finch in #626
  * Add new button label positions along with new vertical tasklist mode when
    labelpos is set to top or bottom by @purpasmart96 in #615
  * Prevent 'center' action bypassing screen bounds by @Taylor-Finch in #628
  * Add killing of active window by @rdnvndr in #629
  * Implement Minimized window Style by @Taylor-Finch in #631
  * Make custom title bar icons fill Button by @Taylor-Finch in #634
  * Vertical gradients by @BlackCodec and @joewing in #593 and #632
  * Add active window variants of ButtonClose et al. by @Taylor-Finch in #638