Update ui test suite to nightly-2022-12-15

Author: dtolnay

tests/ui/no-display.stderr

@@ -10,7 +10,7 @@ error[E0599]: the method `as_display` exists for reference `&NoDisplay`, but its
   = note: the following trait bounds were not satisfied:
           `NoDisplay: std::fmt::Display`
           which is required by `&NoDisplay: DisplayAsDisplay`
-note: the following trait must be implemented
+note: the trait `std::fmt::Display` must be implemented
  --> $RUST/core/src/fmt/mod.rs
   |
   | pub trait Display {

tests/ui/source-enum-not-error.stderr

@@ -15,7 +15,7 @@ error[E0599]: the method `as_dyn_error` exists for reference `&NotError`, but it
            which is required by `NotError: AsDynError<'_>`
            `&NotError: std::error::Error`
            which is required by `&NotError: AsDynError<'_>`
-note: the following trait must be implemented
+note: the trait `std::error::Error` must be implemented
   --> $RUST/core/src/error.rs
    |
    | pub trait Error: Debug + Display {

tests/ui/source-struct-not-error.stderr

@@ -14,7 +14,7 @@ error[E0599]: the method `as_dyn_error` exists for struct `NotError`, but its tr
   = note: the following trait bounds were not satisfied:
           `NotError: std::error::Error`
           which is required by `NotError: AsDynError<'_>`
-note: the following trait must be implemented
+note: the trait `std::error::Error` must be implemented
  --> $RUST/core/src/error.rs
   |
   | pub trait Error: Debug + Display {