Add session validation for qBittorrent API and fix typo in delete message

Invoke-QBTCleanarr.ps1

@@ -22,6 +22,19 @@ function Get-QBittorrentSession {
     return $qbtSession
 }
 
+# Function to check if the session is valid
+function Test-QBittorrentSession {
+    param (
+        [Microsoft.PowerShell.Commands.WebRequestSession]$session
+    )
+    try {
+        $qbtResponse = Invoke-WebRequest -Uri "https://$($qbtHost):$($qbtPort)/api/v2/app/version" -WebSession $session -Method GET -ErrorAction Stop
+        return $true
+    } catch {
+        return $false
+    }
+}
+
 # Function to get all torrents
 function Get-Torrents {
     param (
@@ -64,6 +77,9 @@ function Remove-Torrent {
 $session = Get-QBittorrentSession
 while ($true)
 {
+    if (-not (Test-QBittorrentSession -session $session)) {
+        $session = Get-QBittorrentSession
+    }
     $torrents = Get-Torrents -session $session
 
     foreach ($torrent in $torrents) {
@@ -76,7 +92,7 @@ while ($true)
             }
             if (-not ($trackers | Where-Object { $excludedTrackers -contains $_ })) {
                 # Delete the torrent
-                Write-Host "Delete: $($torrent.name) $($toreent.hash)"
+                Write-Host "Delete: $($torrent.name) $($torrent.hash)"
                 Remove-Torrent -session $session -hash $torrent.hash -name $torrent.name
             }
         }