Fails to decrypt sops-encrypted files encoded with UTF16 LE.

### Current Behavior This was not an issue in prior versions of helm secrets (with helm v3), so a definite regression. On Files encoded with UTF16 LE we now get ``` Error: failed to parse secrets.yaml: cannot unmarshal yaml document: error converting YAML to JSON: yaml: incomplete UTF-16 character Error: plugin "secrets" exited with error ``` ### Expected Behavior Decrypts UTF16LE encoded files. ### Steps To Reproduce ```markdown ``` ### Environment - Helm Version: 4.0.4 - Helm Secrets Version: - OS: - Shell: ### Anything else? _No response_