optimised imports

src/main/java/org/cryptomator/common/recovery/RecoveryDirectory.java

@@ -1,7 +1,9 @@
 package org.cryptomator.common.recovery;
 
 import java.io.IOException;
-import java.nio.file.*;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
 import java.util.Comparator;
 
 import org.slf4j.Logger;