de-clutter the docstring for .device_id()

rust/protocol/src/address.rs

@@ -6,10 +6,7 @@
 //! A normalized representation of an individual Signal client instance.
 
 #[cfg(doc)]
-use crate::{
-    sealed_sender::{self, UnidentifiedSenderMessageContent},
-    SignalMessage,
-};
+use crate::SignalMessage;
 
 use std::fmt;
 
@@ -47,10 +44,9 @@ impl ProtocolAddress {
 
     /// An identifier representing a particular Signal client instance to send to.
     ///
-    /// For example, if a user has set up Signal on both their phone and laptop, any
-    /// [UnidentifiedSenderMessageContent] sent to the user will only go to a single
-    /// device. A single [SignalMessage] goes to a particular device, so when a user sends a message
-    /// to another user at all, they're actually sending a message to *every* device.
+    /// For example, if a user has set up Signal on both their phone and laptop, any [SignalMessage]
+    /// sent to the user will still only go to a single device. So when a user sends a message to
+    /// another user at all, they're actually sending a message to *every* device.
     #[inline]
     pub fn device_id(&self) -> DeviceId {
         self.device_id