remove star import

Author: nefelhhh

application/src/main/java/org/togetherjava/tjbot/features/help/HelpThreadCommand.java

@@ -23,14 +23,21 @@
 
 import java.time.Instant;
 import java.time.temporal.ChronoUnit;
-import java.util.*;
+import java.util.Arrays;
+import java.util.EnumMap;
+import java.util.Locale;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
 import java.util.concurrent.TimeUnit;
 import java.util.function.BiConsumer;
 import java.util.function.Function;
 import java.util.function.Supplier;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+
 import static org.togetherjava.tjbot.features.help.HelpThreadActivityUpdater.manuallyResetChannelActivityCache;
 
 /**