Fix typos and improve log messages

(cherry picked from commit 37c4647f242c37f22c7ac455d304055441acf362)

Closes #10277

src/NzbDrone.Core/Download/Clients/Deluge/Deluge.cs

@@ -201,7 +201,7 @@ namespace NzbDrone.Core.Download.Clients.Deluge
 
             if (ignoredCount > 0)
             {
-                _logger.Warn("{0} torrent(s) were ignored becuase they did not have a title, check Deluge and remove any invalid torrents");
+                _logger.Warn("{0} torrent(s) were ignored because they did not have a title. Check Deluge and remove any invalid torrents");
             }
 
             return items;

src/NzbDrone.Test.Common/AutoMoq/AutoMoqer.cs

@@ -51,7 +51,7 @@ namespace NzbDrone.Test.Common.AutoMoq
 
             if (behavior != MockBehavior.Default && mock.Behavior == MockBehavior.Default)
             {
-                throw new InvalidOperationException("Unable to change be behaviour of a an existing mock.");
+                throw new InvalidOperationException("Unable to change be behaviour of an existing mock.");
             }
 
             return mock;