Fixed: Move migration dispose after try

src/NzbDrone.Core/Datastore/Migration/Framework/MigrationController.cs

@@ -50,8 +50,6 @@ namespace NzbDrone.Core.Datastore.Migration.Framework
                 {
                     runner.MigrateUp(true);
                 }
-
-                processor.Dispose();
             }
             catch (SQLiteException)
             {
@@ -60,6 +58,8 @@ namespace NzbDrone.Core.Datastore.Migration.Framework
                 throw;
             }
 
+            processor.Dispose();
+
             sw.Stop();
 
             _announcer.ElapsedTime(sw.Elapsed);