notify: add missing tracing::error macro import

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

diff --git a/proxmox-notify/src/endpoints/smtp.rs b/proxmox-notify/src/endpoints/smtp.rs
index 6bb2d2d0c3e78e44e9151c48a98db6b7820ecdf3..b88e6c956fc5ced9809099f8356bb216d0d3179d 100644 (file)
--- a/proxmox-notify/src/endpoints/smtp.rs
+++ b/proxmox-notify/src/endpoints/smtp.rs
@@ -254,6 +254,7 @@ impl Endpoint for SmtpEndpoint {
             Content::ForwardedMail { ref raw, title, .. } => {
                 use lettre::message::header::ContentTransferEncoding;
                 use lettre::message::Body;
+                use tracing::error;
 
                 let parsed_message = mail_parser::Message::parse(raw)
                     .ok_or_else(|| Error::Generic("could not parse forwarded email".to_string()))?;