Fix test/ui/span/issue-24690.stderr

The errors are now emitted in a different order (in order of source
location rather than going back and forth) but otherwise everything's
the same.

Author: comex

src/test/ui/span/issue-24690.stderr

@@ -1,15 +1,3 @@
-error: unused variable: `theOtherTwo`
-  --> $DIR/issue-24690.rs:20:9
-   |
-20 |     let theOtherTwo = 2;
-   |         ^^^^^^^^^^^
-   |
-note: lint level defined here
-  --> $DIR/issue-24690.rs:16:9
-   |
-16 | #![deny(warnings)]
-   |         ^^^^^^^^
-
 error: variable `theTwo` should have a snake case name such as `the_two`
   --> $DIR/issue-24690.rs:19:9
    |
@@ -28,5 +16,17 @@ error: variable `theOtherTwo` should have a snake case name such as `the_other_t
 20 |     let theOtherTwo = 2;
    |         ^^^^^^^^^^^
 
+error: unused variable: `theOtherTwo`
+  --> $DIR/issue-24690.rs:20:9
+   |
+20 |     let theOtherTwo = 2;
+   |         ^^^^^^^^^^^
+   |
+note: lint level defined here
+  --> $DIR/issue-24690.rs:16:9
+   |
+16 | #![deny(warnings)]
+   |         ^^^^^^^^
+
 error: aborting due to 3 previous errors