refactor(imap): move resync request from Context to Imap

For multiple transports we will need to run
multiple IMAP clients in parallel.
UID validity change detected by one IMAP client
should not result in UID resync
for another IMAP client.

src/configure.rs

@@ -565,14 +565,6 @@ async fn configure(ctx: &Context, param: &EnteredLoginParam) -> Result<Option<&'
 
     progress!(ctx, 910);
 
-    if let Some(configured_addr) = ctx.get_config(Config::ConfiguredAddr).await? {
-        if configured_addr != param.addr {
-            // Switched account, all server UIDs we know are invalid
-            info!(ctx, "Scheduling resync because the address has changed.");
-            ctx.schedule_resync().await?;
-        }
-    }
-
     let provider = configured_param.provider;
     configured_param
         .save_to_transports_table(ctx, param)