perf: add error msg when applet task failed

apps/terminal/automations/deploy_applet_host/uninstall_applet.yml

@@ -9,3 +9,10 @@
       ansible.windows.win_powershell:
         script: |
           tinkerd uninstall --name {{ applet_name }}
+          $exitCode = $LASTEXITCODE
+          if ($exitCode -ne 0) {
+              Write-Host "Failed to uninstall {{ applet_name }}"
+              Write-Host "Exit code: $exitCode"
+              $Ansible.Failed = $true
+              exit 1
+          }