message: relax deprecated diagnostic message check
diff: @@ -686,7 +686,7 @@ fn shows_warnings() {
  .build();
  p.cargo("fix --allow-no-vcs")
  - .with_stderr_contains("[..]warning: use of deprecated item[..]")
  + .with_stderr_contains("[..]warning: use of deprecated[..]")
  .run();
  }
  @@ -929,11 +929,11 @@ fn shows_warnings_on_second_run_without_changes() {
  .build();
  p.cargo("fix --allow-no-vcs")
  - .with_stderr_contains("[..]warning: use of deprecated item[..]")
  + .with_stderr_contains("[..]warning: use of deprecated[..]")
  .run();
  p.cargo("fix --allow-no-vcs")
  - .with_stderr_contains("[..]warning: use of deprecated item[..]")
  + .with_stderr_contains("[..]warning: use of deprecated[..]")
  .run();
  }
  