chore: fix all clippy warnings across workspace

crates/quicproquo-sdk/src/groups.rs

@@ -30,6 +30,7 @@ use crate::error::SdkError;
 /// Returns `(conversation_id, was_new)`.
 /// - `was_new = true` — caller created the MLS group and sent the Welcome.
 /// - `was_new = false` — peer is the MLS initiator; caller should wait for Welcome.
+#[allow(clippy::too_many_arguments)]
 pub async fn create_dm(
     rpc: &RpcClient,
     conv_store: &ConversationStore,
@@ -177,6 +178,7 @@ pub fn create_group(
 /// Invite a peer to an existing group.
 ///
 /// Sends the Welcome to the new peer and the Commit to all existing members.
+#[allow(clippy::too_many_arguments)]
 pub async fn invite_to_group(
     rpc: &RpcClient,
     conv_store: &ConversationStore,