chore: Migrate Encoding functions to invoke_with_args (#14727)

Author: irenjj

datafusion/functions/src/encoding/inner.rs

@@ -103,12 +103,11 @@ impl ScalarUDFImpl for EncodeFunc {
         })
     }
 
-    fn invoke_batch(
+    fn invoke_with_args(
         &self,
-        args: &[ColumnarValue],
-        _number_rows: usize,
+        args: datafusion_expr::ScalarFunctionArgs,
     ) -> Result<ColumnarValue> {
-        encode(args)
+        encode(&args.args)
     }
 
     fn coerce_types(&self, arg_types: &[DataType]) -> Result<Vec<DataType>> {
@@ -183,12 +182,11 @@ impl ScalarUDFImpl for DecodeFunc {
         Ok(arg_types[0].to_owned())
     }
 
-    fn invoke_batch(
+    fn invoke_with_args(
         &self,
-        args: &[ColumnarValue],
-        _number_rows: usize,
+        args: datafusion_expr::ScalarFunctionArgs,
     ) -> Result<ColumnarValue> {
-        decode(args)
+        decode(&args.args)
     }
 
     fn coerce_types(&self, arg_types: &[DataType]) -> Result<Vec<DataType>> {