Fixed synchroniser deleting source directory

src/main/java/solutions/reslate/entertainment/spigotresourcesync/synchronisation/ApacheCommonsIOSynchroniser.java

@@ -15,16 +15,11 @@ public class ApacheCommonsIOSynchroniser implements Synchroniser {
             source = Path.of(root.getPath(), dest.getPath()).toFile();
         }
 
-        if (source.exists() && dest.exists()) {
-            dest.delete();
-            // Fixes an issue where sometimes, Apache Commons IO will fail to overwrite.
-        }
-
         if (source.isDirectory()) {
             if (dest.isDirectory()) {
                 FileUtils.copyDirectory(source, dest);
             } else {
-                throw new IOException("Cannot synchronise directy to non-directory!");
+                throw new IOException("Cannot synchronise directory to non-directory!");
                 // TODO add more detail to error message.
             }
         } else {