Disable UNSEEN again as it was a volunteer decision to not implement it

src/imap/capability.rs

@@ -26,7 +26,7 @@ impl Default for ServerCapability {
             Capability::Move,
             Capability::LiteralPlus,
             capability_unselect(),
-            //capability_condstore(),
+            capability_condstore(),
             //capability_qresync(),
         ]))
     }

src/imap/command/authenticated.rs

@@ -404,6 +404,7 @@ impl<'a> AuthenticatedContext<'a> {
                           it is therefore correct to not return it even if there are unseen messages
       RFC9051 (imap4rev2) says that OK [UNSEEN] responses are deprecated after SELECT and EXAMINE
       For Aerogramme, we just don't send the OK [UNSEEN], it's correct to do in both specifications.
+    
 
     20 select "INBOX.achats"
     * FLAGS (\Answered \Flagged \Deleted \Seen \Draft $Forwarded JUNK $label1)

src/imap/mailbox_view.rs

@@ -130,8 +130,8 @@ impl MailboxView {
         data.extend(self.flags_status()?.into_iter());
         data.push(self.uidvalidity_status()?);
         data.push(self.uidnext_status()?);
-        self.unseen_first_status()?
-            .map(|unseen_status| data.push(unseen_status));
+        /*self.unseen_first_status()?
+            .map(|unseen_status| data.push(unseen_status));*/
 
         Ok(data)
     }
@@ -403,6 +403,7 @@ impl MailboxView {
         Ok(Body::Data(Data::Recent(self.recent()?)))
     }
 
+    #[allow(dead_code)]
     fn unseen_first_status(&self) -> Result<Option<Body<'static>>> {
         Ok(self
             .unseen_first()?
@@ -412,6 +413,7 @@ impl MailboxView {
             .transpose()?)
     }
 
+    #[allow(dead_code)]
     fn unseen_first(&self) -> Result<Option<NonZeroU32>> {
         Ok(self
             .0