Enable orc write (NVIDIA#2084)

Re-enable the orc write since NVIDIA#1550
has been fixed

Signed-off-by: Allen Xu <wjxiz1992@gmail.com>

docs/configs.md

@@ -68,7 +68,7 @@ Name | Description | Default Value
 <a name="sql.format.csv.read.enabled"></a>spark.rapids.sql.format.csv.read.enabled|When set to false disables csv input acceleration|true
 <a name="sql.format.orc.enabled"></a>spark.rapids.sql.format.orc.enabled|When set to false disables all orc input and output acceleration|true
 <a name="sql.format.orc.read.enabled"></a>spark.rapids.sql.format.orc.read.enabled|When set to false disables orc input acceleration|true
-<a name="sql.format.orc.write.enabled"></a>spark.rapids.sql.format.orc.write.enabled|When set to false disables orc output acceleration. This has been disabled by default because of https://github.com/NVIDIA/spark-rapids/issues/1550|false
+<a name="sql.format.orc.write.enabled"></a>spark.rapids.sql.format.orc.write.enabled|When set to false disables orc output acceleration|true
 <a name="sql.format.parquet.enabled"></a>spark.rapids.sql.format.parquet.enabled|When set to false disables all parquet input and output acceleration|true
 <a name="sql.format.parquet.multiThreadedRead.maxNumFilesParallel"></a>spark.rapids.sql.format.parquet.multiThreadedRead.maxNumFilesParallel|A limit on the maximum number of files per task processed in parallel on the CPU side before the file is sent to the GPU. This affects the amount of host memory used when reading the files in parallel. Used with MULTITHREADED reader, see spark.rapids.sql.format.parquet.reader.type|2147483647
 <a name="sql.format.parquet.multiThreadedRead.numThreads"></a>spark.rapids.sql.format.parquet.multiThreadedRead.numThreads|The maximum number of threads, on the executor, to use for reading small parquet files in parallel. This can not be changed at runtime after the executor has started. Used with COALESCING and MULTITHREADED reader, see spark.rapids.sql.format.parquet.reader.type.|20

sql-plugin/src/main/scala/com/nvidia/spark/rapids/RapidsConf.scala

@@ -701,10 +701,9 @@ object RapidsConf {
     .createWithDefault(true)
 
   val ENABLE_ORC_WRITE = conf("spark.rapids.sql.format.orc.write.enabled")
-    .doc("When set to false disables orc output acceleration. This has been disabled by " +
-        "default because of https://github.com/NVIDIA/spark-rapids/issues/1550")
+    .doc("When set to false disables orc output acceleration")
     .booleanConf
-    .createWithDefault(false)
+    .createWithDefault(true)
 
   val ENABLE_CSV = conf("spark.rapids.sql.format.csv.enabled")
     .doc("When set to false disables all csv input and output acceleration. " +