RETURNS NULL ON NULL INPUT for CREATE FUNCTION in Snowflake Dialect is not supported about sqlglot HOT 3 CLOSED

>>> create_text = """
... CREATE OR REPLACE FUNCTION ibis_udfs.public.object_values("obj" OBJECT)
... RETURNS ARRAY
... LANGUAGE JAVASCRIPT
... STRICT
... AS
... $$ return Object.values(obj) $$
... """
>>> expr = sqlglot.parse_one(create_text, dialect='snowflake')
>>> expr
Create(
  this=UserDefinedFunction(
    this=Dot(
      this=Dot(
        this=Identifier(this=ibis_udfs, quoted=False),
        expression=Identifier(this=public, quoted=False)),
      expression=Identifier(this=object_values, quoted=False)),
    expressions=[
      ColumnDef(
        this=Identifier(this=obj, quoted=True),
        kind=DataType(this=Type.OBJECT, nested=True))],
    wrapped=True),
  kind=FUNCTION,
  replace=True,
  expression=Alias(
    this=Column(
      this=Identifier(this=STRICT, quoted=False)),
    alias=Identifier(this=return Object.values(obj) , quoted=False)),
  properties=Properties(
    expressions=[
      ReturnsProperty(
        this=DataType(this=Type.ARRAY, nested=True)),
      LanguageProperty(
        this=Var(this=JAVASCRIPT))]))
>>> print(expr)
CREATE OR REPLACE FUNCTION ibis_udfs.public.object_values("obj" OBJECT) RETURNS ARRAY LANGUAGE JAVASCRIPT AS STRICT AS  return Object.values(obj)