Convert entire project to strict lexicographical import sort ordering

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=127234970

java/google/registry/rde/JSchSftpChannel.java

@@ -17,7 +17,6 @@ package google.registry.rde;
 import static com.google.common.base.Preconditions.checkNotNull;
 
 import com.jcraft.jsch.ChannelSftp;
-
 import java.io.Closeable;
 import java.io.IOException;