Ci: Skip python2 in github actions

Author: TheOneRing

.github/workflows/.craft.ps1

@@ -3,7 +3,11 @@ if ($IsWindows) {
 } else {
     $python = (Get-Command python3).Source
 }
-$command = @("${env:HOME}/craft/CraftMaster/CraftMaster/CraftMaster.py", "--config", "${env:GITHUB_WORKSPACE}/.craft.ini", "--target", "${env:CRAFT_TARGET}", "--variables", "WORKSPACE=${env:HOME}/craft") + $args
+$command = @("${env:HOME}/craft/CraftMaster/CraftMaster/CraftMaster.py",
+             "--config", "${env:GITHUB_WORKSPACE}/.craft.ini",
+             "--config-override", "${env:GITHUB_WORKSPACE}/.github/workflows/craft_override.ini",
+             "--target", "${env:CRAFT_TARGET}",
+             "--variables", "WORKSPACE=${env:HOME}/craft") + $args
 
 Write-Host "Exec: ${python} ${command}"
 

.github/workflows/craft_override.ini

@@ -0,0 +1,4 @@
+[BlueprintSettings]
+# no longer preinstalled on the github images and only required to build dev-utils/breakpad-tools
+dev-utils/python2.ignored = True
+dev-utils/breakpad-tools.ignored = True