chore: Release pem version 3.0.4

Author: jcreekmore

Cargo.toml

@@ -7,7 +7,7 @@ license = "MIT"
 name = "pem"
 readme = "README.md"
 repository = "https://github.com/jcreekmore/pem-rs.git"
-version = "3.0.3"
+version = "3.0.4"
 categories = [ "cryptography" ]
 keywords = [
     "no-std",