Avoid wildcard import Change-Id: I324789212a5db4b97625107241eadb8728a30b83

diff --git a/src/main/java/com/googlesource/gerrit/plugins/ratelimiter/RateLimiterProcessing.java b/src/main/java/com/googlesource/gerrit/plugins/ratelimiter/RateLimiterProcessing.java
index 8f23613..179b87f 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/ratelimiter/RateLimiterProcessing.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/ratelimiter/RateLimiterProcessing.java

@@ -20,12 +20,17 @@
 import com.google.gerrit.entities.Account;
 import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
 import com.google.gerrit.server.account.AccountResolver;
-import com.google.gson.*;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
 import com.google.inject.Inject;
 import com.google.inject.name.Named;
 import java.io.IOException;
 import java.time.Duration;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import org.eclipse.jgit.errors.ConfigInvalidException;
 

diff --git a/src/main/java/com/googlesource/gerrit/plugins/ratelimiter/RateLimiterServlet.java b/src/main/java/com/googlesource/gerrit/plugins/ratelimiter/RateLimiterServlet.java
index 2de7975..b78a680 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/ratelimiter/RateLimiterServlet.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/ratelimiter/RateLimiterServlet.java

@@ -26,7 +26,9 @@
 import com.google.inject.Singleton;
 import java.io.IOException;
 import java.io.PrintWriter;
-import java.util.*;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;