Fixup AdExposureUserGroupVisualizer: fix compile

src/main/scala/com/com/tzld/piaoquan/ad/spark/AdExposureUserGroupVisualizer.scala

@@ -28,7 +28,7 @@ object AdExposureUserGroupVisualizer {
       .withColumn("region", col("extend").getField("region"))
       .drop("machineinfo", "extend")
 
-    val userFeatureNames = List("ctr_all", "viewAll", "e1_tags_14d_avgscore", "e1_tags_14d_maxscore", "incomeAll", "clickAll", "e2_tags_14d_avgscore", "e2_tags_14d_maxscore", "ecpm_all", "converAll", "e2_tags_7d_avgscore", "e1_tags_7d_avgscore", "e2_tags_3d_avgscore", "e1_tags_7d_maxscore", "cvr_all", "ctcvr_all", "e2_tags_7d_maxscore", "e2_tags_3d_maxscore", "e1_tags_3d_avgscore", "e1_tags_3d_maxscore",)
+    val userFeatureNames = List("ctr_all", "viewAll", "e1_tags_14d_avgscore", "e1_tags_14d_maxscore", "incomeAll", "clickAll", "e2_tags_14d_avgscore", "e2_tags_14d_maxscore", "ecpm_all", "converAll", "e2_tags_7d_avgscore", "e1_tags_7d_avgscore", "e2_tags_3d_avgscore", "e1_tags_7d_maxscore", "cvr_all", "ctcvr_all", "e2_tags_7d_maxscore", "e2_tags_3d_maxscore", "e1_tags_3d_avgscore", "e1_tags_3d_maxscore")
 
     // 对brand和region进行数值编码
     val indexerBrand = new StringIndexer().setInputCol("brand").setOutputCol("brand_index")