Update create-nightly-installer.yaml

Author: CodingWonders

.github/workflows/create-nightly-installer.yaml

@@ -24,7 +24,7 @@ jobs:
       run: |
         $solutionDir = "$((Get-Location).Path)\"
         $projectDir = "$((Get-Location).Path)\"
-        $targetDir = (Get-Location).Path + "\bin\Debug"
+        $targetDir = (Get-Location).Path + "\bin\Debug\"
         msbuild DISMTools.vbproj /p:Configuration=Debug /p:DeployOnBuild=true /p:SolutionDir=$solutionDir /p:ProjectDir=$projectDir /p:TargetDir=$targetDir
     - name: Push nightly installer
       uses: stefanzweifel/git-auto-commit-action@v5