Support array_repeat (#5293)

Supports array_repeat. The primary issue is to workaround the null and negative count values, which are supported by Spark but invalid in cuDF repeat.

Signed-off-by: sperlingxx <lovedreamf@gmail.com>

docs/configs.md

@@ -158,6 +158,7 @@ Name | SQL Function(s) | Description | Default Value | Notes
 <a name="sql.expression.ArrayExists"></a>spark.rapids.sql.expression.ArrayExists|`exists`|Return true if any element satisfies the predicate LambdaFunction|true|None|
 <a name="sql.expression.ArrayMax"></a>spark.rapids.sql.expression.ArrayMax|`array_max`|Returns the maximum value in the array|true|None|
 <a name="sql.expression.ArrayMin"></a>spark.rapids.sql.expression.ArrayMin|`array_min`|Returns the minimum value in the array|true|None|
+<a name="sql.expression.ArrayRepeat"></a>spark.rapids.sql.expression.ArrayRepeat|`array_repeat`|Returns the array containing the given input value (left) count (right) times|true|None|
 <a name="sql.expression.ArrayTransform"></a>spark.rapids.sql.expression.ArrayTransform|`transform`|Transform elements in an array using the transform function. This is similar to a `map` in functional programming|true|None|
 <a name="sql.expression.ArraysZip"></a>spark.rapids.sql.expression.ArraysZip|`arrays_zip`|Returns a merged array of structs in which the N-th struct contains all N-th values of input arrays.|true|None|
 <a name="sql.expression.Asin"></a>spark.rapids.sql.expression.Asin|`asin`|Inverse sine|true|None|