ci(scoop): stop proc if running before updates

For future upgrades of komorebi via Scoop, the proc will most likely be
running on the user's system. This commit adds a pre_install hook to run
'komorebi stop' if komorebi is running at the time of the upgrade.

resolve #11

.goreleaser.yml

@@ -52,6 +52,8 @@ scoop:
   homepage: https://github.com/LGUG2Z/komorebi
   description: A tiling window manager for Windows
   license: MIT
+  pre_install:
+    - if (Get-Process -Name komorebi -ErrorAction SilentlyContinue) { komorebic stop }
   post_install:
     - Write-Host "Run 'cp $original_dir\komorebi.sample.ahk $Env:UserProfile\komorebi.ahk' to get started with the sample configuration"
     - Write-Host "Once you have a configuration file in place, you can run 'komorebic start' to start the window manager"