message: age: Only run test vectors on Unix
  Actions CI has a problem reading the test vectors correctly on Windows
  builders. Deferring this to str4d/rage#164.
diff: @@ -2,6 +2,7 @@ use secrecy::SecretString;
  use std::fs;
  use std::io::{self, Read};
  +#[cfg(unix)]
  #[test]
  fn age_test_vectors() -> Result<(), age::DecryptError> {
  for test_vector in fs::read_dir("./tests/testdata")?.filter(|res| {
  