Improve PSGallery registration in lint workflow

Author: ReenigneArcher

.github/workflows/__call-common-lint.yml

@@ -372,10 +372,12 @@ jobs:
         run: |
           # PSScriptAnalyzer is already installed on GitHub runners
           if ($env:RUNNER_NAME -notlike 'GitHub Actions*') {
-            Get-PSRepository -Name PSGallery | Format-List
-            Find-Module -Name PSScriptAnalyzer -Repository PSGallery
-
-            Register-PSRepository -Default -InstallationPolicy Trusted
+            $repo = Get-PSRepository -Name PSGallery -ErrorAction SilentlyContinue
+            if (-not $repo) {
+              Register-PSRepository -Default -InstallationPolicy Trusted
+            } else {
+              Set-PSRepository -Name PSGallery -InstallationPolicy Trusted
+            }
             Install-Module -Name PSScriptAnalyzer -Force
           }