Update option_option ui test

Author: dtolnay

tests/ui/option_option.rs

@@ -1,3 +1,5 @@
+#![deny(clippy::option_option)]
+
 fn input(_: Option<Option<u8>>) {}
 
 fn output() -> Option<Option<u8>> {

tests/ui/option_option.stderr

@@ -1,55 +1,59 @@
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:1:13
+  --> $DIR/option_option.rs:3:13
    |
 LL | fn input(_: Option<Option<u8>>) {}
    |             ^^^^^^^^^^^^^^^^^^
    |
-   = note: `-D clippy::option-option` implied by `-D warnings`
+note: the lint level is defined here
+  --> $DIR/option_option.rs:1:9
+   |
+LL | #![deny(clippy::option_option)]
+   |         ^^^^^^^^^^^^^^^^^^^^^
 
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:3:16
+  --> $DIR/option_option.rs:5:16
    |
 LL | fn output() -> Option<Option<u8>> {
    |                ^^^^^^^^^^^^^^^^^^
 
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:7:27
+  --> $DIR/option_option.rs:9:27
    |
 LL | fn output_nested() -> Vec<Option<Option<u8>>> {
    |                           ^^^^^^^^^^^^^^^^^^
 
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:12:30
+  --> $DIR/option_option.rs:14:30
    |
 LL | fn output_nested_nested() -> Option<Option<Option<u8>>> {
    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:17:8
+  --> $DIR/option_option.rs:19:8
    |
 LL |     x: Option<Option<u8>>,
    |        ^^^^^^^^^^^^^^^^^^
 
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:21:23
+  --> $DIR/option_option.rs:23:23
    |
 LL |     fn struct_fn() -> Option<Option<u8>> {
    |                       ^^^^^^^^^^^^^^^^^^
 
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:27:22
+  --> $DIR/option_option.rs:29:22
    |
 LL |     fn trait_fn() -> Option<Option<u8>>;
    |                      ^^^^^^^^^^^^^^^^^^
 
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:31:11
+  --> $DIR/option_option.rs:33:11
    |
 LL |     Tuple(Option<Option<u8>>),
    |           ^^^^^^^^^^^^^^^^^^
 
 error: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
-  --> $DIR/option_option.rs:32:17
+  --> $DIR/option_option.rs:34:17
    |
 LL |     Struct { x: Option<Option<u8>> },
    |                 ^^^^^^^^^^^^^^^^^^