[BUG] Build error "GpuOverrides.scala:924: wrong number of arguments" on DB9.1.x spark-3.1.2

[NvTimLiu]

Describe the bug
Nightly build error on on DB9.1.x spark-3.1.2 as below

[2022-01-20T10:15:14.199Z] [ERROR] /home/ubuntu/spark-rapids/sql-plugin/src/main/scala/com/nvidia/spark/rapids/GpuOverrides.scala:924: wrong number of arguments for pattern org.apache.spark.sql.catalyst.expressions.PromotePrecision(child: org.apache.spark.sql.catalyst.expressions.Expression,originalType: Option[org.apache.spark.sql.types.DataType])

[2022-01-20T10:15:14.200Z] [ERROR]             case PromotePrecision(c: CastBase) if c.dataType.isInstanceOf[DecimalType] =>

[2022-01-20T10:15:14.200Z] [ERROR]                                  ^

[2022-01-20T10:15:14.200Z] [ERROR] /home/ubuntu/spark-rapids/sql-plugin/src/main/scala/com/nvidia/spark/rapids/GpuOverrides.scala:2067: recursive value x$15 needs type

[2022-01-20T10:15:14.200Z] [ERROR]           val Seq(boolExpr, trueExpr, falseExpr) = childExprs.map(_.convertToGpu())

[2022-01-20T10:15:14.200Z] [ERROR]                   ^

[2022-01-20T10:15:20.722Z] [ERROR] two errors found

[NvTimLiu]

Seems relate to #4477 @jlowe, could you please help to check? Thanks!