bugfix: Fix misformatted tests

Author: tgodzik

tests/neg/21538.check

@@ -3,8 +3,8 @@
   |                                             ^^^^^^^^^^
   |                                      (value : V) is not a valid singleton type, since it is not an immutable path
   |                                      Inline parameters are not considered immutable paths and cannot be used as
-  |                                      singleton types. 
-  |                                       
+  |                                      singleton types.
+  |
   |                                      Hint: Removing the `inline` qualifier from the `value` parameter
   |                                      may help resolve this issue.
   |

tests/neg/i21696.check

@@ -5,9 +5,9 @@
   |---------------------------------------------------------------------------------------------------------------------
   | Explanation (enabled by `-explain`)
   |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-  | Referencing `T` inside a quoted expression requires a `scala.quoted.Type[T]` to be in scope. 
+  | Referencing `T` inside a quoted expression requires a `scala.quoted.Type[T]` to be in scope.
   | Since Scala is subject to erasure at runtime, the type information will be missing during the execution of the code.
-  | `scala.quoted.Type[T]` is therefore needed to carry `T`'s type information into the quoted code. 
-  | Without an implicit `scala.quoted.Type[T]`, the type `T` cannot be properly referenced within the expression. 
+  | `scala.quoted.Type[T]` is therefore needed to carry `T`'s type information into the quoted code.
+  | Without an implicit `scala.quoted.Type[T]`, the type `T` cannot be properly referenced within the expression.
   | To resolve this, ensure that a `scala.quoted.Type[T]` is available, either through a context-bound or explicitly.
    ---------------------------------------------------------------------------------------------------------------------