fix import indentation

Author: nhachicha

driver-benchmarks/src/main/com/mongodb/benchmark/benchmarks/RawBsonArrayEncodingBenchmark.java

@@ -17,7 +17,8 @@
 
 package com.mongodb.benchmark.benchmarks;
 
-import org.bson.BsonArray;import org.bson.BsonDocument;
+import org.bson.BsonArray;
+import org.bson.BsonDocument;
 import org.bson.RawBsonDocument;
 import org.bson.codecs.BsonDocumentCodec;
 
@@ -52,4 +53,4 @@ public void setUp() throws IOException {
     public int getBytesPerRun() {
         return documentBytes.length * NUM_INTERNAL_ITERATIONS;
     }
-}
+}