chore: Bump Rust to 1.87 (#30739)

Closes #ISSUE

Release Notes:

- N/A

crates/collab/src/db.rs

@@ -543,7 +543,7 @@ pub struct MembershipUpdated {
 
 /// The result of setting a member's role.
 #[derive(Debug)]
-#[allow(clippy::large_enum_variant)]
+
 pub enum SetMemberRoleResult {
     InviteUpdated(Channel),
     MembershipUpdated(MembershipUpdated),

crates/collab/src/main.rs

@@ -36,6 +36,7 @@ use util::{ResultExt as _, maybe};
 const VERSION: &str = env!("CARGO_PKG_VERSION");
 const REVISION: Option<&'static str> = option_env!("GITHUB_SHA");
 
+#[expect(clippy::result_large_err)]
 #[tokio::main]
 async fn main() -> Result<()> {
     if let Err(error) = env::load_dotenv() {

crates/collab/src/tests.rs

@@ -36,8 +36,8 @@ fn room_participants(room: &Entity<Room>, cx: &mut TestAppContext) -> RoomPartic
     room.read_with(cx, |room, _| {
         let mut remote = room
             .remote_participants()
-            .iter()
-            .map(|(_, participant)| participant.user.github_login.clone())
+            .values()
+            .map(|participant| participant.user.github_login.clone())
             .collect::<Vec<_>>();
         let mut pending = room
             .pending_participants()