move SHUFFLE_HOST_LOCAL_DISK_READING_ENABLED after SHUFFLE_USE_OLD_FETCH_PROTOCOL

Author: attilapiros

core/src/main/scala/org/apache/spark/internal/config/package.scala

@@ -1095,14 +1095,6 @@ package object config {
       .booleanConf
       .createWithDefault(false)
 
-  private[spark] val SHUFFLE_HOST_LOCAL_DISK_READING_ENABLED =
-    ConfigBuilder("spark.shuffle.readHostLocalDisk.enabled")
-      .doc(s"If enabled (and `${SHUFFLE_USE_OLD_FETCH_PROTOCOL.key}` is disabled), shuffle " +
-        "blocks requested from those block managers which are running on the same host are read " +
-        "from the disk directly instead of being fetched as remote blocks over the network.")
-      .booleanConf
-      .createWithDefault(true)
-
   private[spark] val STORAGE_LOCAL_DISK_BY_EXECUTORS_CACHE_SIZE =
     ConfigBuilder("spark.storage.localDiskByExecutors.cacheSize")
       .doc("The max number of executors for which the local dirs are stored. This size is " +
@@ -1148,6 +1140,14 @@ package object config {
       .booleanConf
       .createWithDefault(false)
 
+  private[spark] val SHUFFLE_HOST_LOCAL_DISK_READING_ENABLED =
+    ConfigBuilder("spark.shuffle.readHostLocalDisk.enabled")
+      .doc(s"If enabled (and `${SHUFFLE_USE_OLD_FETCH_PROTOCOL.key}` is disabled), shuffle " +
+        "blocks requested from those block managers which are running on the same host are read " +
+        "from the disk directly instead of being fetched as remote blocks over the network.")
+      .booleanConf
+      .createWithDefault(true)
+
   private[spark] val MEMORY_MAP_LIMIT_FOR_TESTS =
     ConfigBuilder("spark.storage.memoryMapLimitForTests")
       .internal()