fix

Author: LuciferYang

project/SparkBuild.scala

@@ -221,7 +221,7 @@ object SparkBuild extends PomBuild {
         Seq(
           "-Xfatal-warnings",
           "-deprecation",
-          "Ywarn-unused-import",
+          "-Ywarn-unused-import",
           "-P:silencer:globalFilters=.*deprecated.*" //regex to catch deprecation warnings and supress them
         )
       } else {
@@ -231,8 +231,8 @@ object SparkBuild extends PomBuild {
           // see `scalac -Wconf:help` for details
           "-Wconf:cat=deprecation:wv,any:e",
           // 2.13-specific warning hits to be muted (as narrowly as possible) and addressed separately
-          "-Wconf:cat=unused-imports:e",
           "-Wconf:cat=lint-multiarg-infix:wv",
+          "-Wconf:cat=unused-imports:e",
           "-Wconf:cat=other-nullary-override:wv",
           "-Wconf:cat=other-match-analysis&site=org.apache.spark.sql.catalyst.catalog.SessionCatalog.lookupFunction.catalogFunction:wv",
           "-Wconf:cat=other-pure-statement&site=org.apache.spark.streaming.util.FileBasedWriteAheadLog.readAll.readFile:wv",