chore: apply clippy --fix

* Fix clippy

* cargo fmt

Refs: #689

src/jmap/mailbox/create.rs

@@ -53,8 +53,10 @@ impl JmapMailboxCreateCommand {
         let mut create = BTreeMap::new();
         create.insert(self.name.clone(), new_mailbox);
 
-        let mut args = JmapMailboxSetArgs::default();
-        args.create = Some(create);
+        let args = JmapMailboxSetArgs {
+            create: Some(create),
+            ..Default::default()
+        };
 
         let output = client.mailbox_set(args)?;
 

src/jmap/mailbox/destroy.rs

@@ -36,9 +36,11 @@ pub struct JmapMailboxDestroyCommand {
 
 impl JmapMailboxDestroyCommand {
     pub fn execute(self, printer: &mut impl Printer, mut client: JmapClient) -> Result<()> {
-        let mut args = JmapMailboxSetArgs::default();
-        args.destroy = Some(self.ids.clone());
-        args.on_destroy_remove_emails = if self.purge { Some(true) } else { None };
+        let args = JmapMailboxSetArgs {
+            destroy: Some(self.ids.clone()),
+            on_destroy_remove_emails: if self.purge { Some(true) } else { None },
+            ..Default::default()
+        };
 
         let output = client.mailbox_set(args)?;
 

src/jmap/mailbox/update.rs

@@ -77,8 +77,10 @@ impl JmapMailboxUpdateCommand {
         let mut update = BTreeMap::new();
         update.insert(self.id.clone(), patch);
 
-        let mut args = JmapMailboxSetArgs::default();
-        args.update = Some(update);
+        let args = JmapMailboxSetArgs {
+            update: Some(update),
+            ..Default::default()
+        };
 
         let output = client.mailbox_set(args)?;