minor(docs): Correct array_prepend docs (#13362)

* minor(docs): Correct array_prepend docs

* formatted docs with prettier

Author: NoeB

docs/source/user-guide/expressions.md

@@ -228,7 +228,7 @@ select log(-1), log(0), sqrt(-1);
 | array_pop_back(array)                          | Returns the array without the last element. `array_pop_back([1, 2, 3]) -> [1, 2]`                                                                                                                                       |
 | array_position(array, element)                 | Searches for an element in the array, returns first occurrence. `array_position([1, 2, 2, 3, 4], 2) -> 2`                                                                                                               |
 | array_positions(array, element)                | Searches for an element in the array, returns all occurrences. `array_positions([1, 2, 2, 3, 4], 2) -> [2, 3]`                                                                                                          |
-| array_prepend(array, element)                  | Prepends an element to the beginning of an array. `array_prepend(1, [2, 3, 4]) -> [1, 2, 3, 4]`                                                                                                                         |
+| array_prepend(element, array)                  | Prepends an element to the beginning of an array. `array_prepend(1, [2, 3, 4]) -> [1, 2, 3, 4]`                                                                                                                         |
 | array_repeat(element, count)                   | Returns an array containing element `count` times. `array_repeat(1, 3) -> [1, 1, 1]`                                                                                                                                    |
 | array_remove(array, element)                   | Removes the first element from the array equal to the given value. `array_remove([1, 2, 2, 3, 2, 1, 4], 2) -> [1, 2, 3, 2, 1, 4]`                                                                                       |
 | array_remove_n(array, element, max)            | Removes the first `max` elements from the array equal to the given value. `array_remove_n([1, 2, 2, 3, 2, 1, 4], 2, 2) -> [1, 3, 2, 1, 4]`                                                                              |

docs/source/user-guide/sql/scalar_functions.md

@@ -3081,23 +3081,23 @@ array_position(array, element, index)
 
 ### `array_prepend`
 
-Appends an element to the end of an array.
+Prepends an element to the beginning of an array.
 
 ```
-array_append(array, element)
+array_prepend(element, array)
 ```
 
 #### Arguments
 
-- **array**: Array expression. Can be a constant, column, or function, and any combination of array operators.
 - **element**: Element to append to the array.
+- **array**: Array expression. Can be a constant, column, or function, and any combination of array operators.
 
 #### Example
 
 ```sql
-> select array_append([1, 2, 3], 4);
+> select array_prepend(1, [2, 3, 4]);
 +--------------------------------------+
-| array_append(List([1,2,3]),Int64(4)) |
+| array_prepend(Int64(1), List([2,3,4])) |
 +--------------------------------------+
 | [1, 2, 3, 4]                         |
 +--------------------------------------+