Import formatting

Author: langecode

src/main/java/org/jenkinsci/plugins/github_branch_source/Connector.java

@@ -51,7 +51,12 @@
 import java.net.MalformedURLException;
 import java.net.Proxy;
 import java.net.URL;
-import java.util.*;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
+import java.util.WeakHashMap;
 import java.util.concurrent.TimeUnit;
 import java.util.logging.Level;
 import java.util.logging.Logger;