client-api: Rename discover module to discovery

Align with federation-api

crates/ruma-client-api/src/lib.rs

@@ -17,7 +17,7 @@ pub mod config;
 pub mod context;
 pub mod device;
 pub mod directory;
-pub mod discover;
+pub mod discovery;
 pub mod error;
 pub mod filter;
 pub mod keys;

crates/ruma-client-api/tests/headers.rs

@@ -1,7 +1,7 @@
 #![cfg(feature = "client")]
 
 use http::HeaderMap;
-use ruma_client_api::discover::discover_homeserver;
+use ruma_client_api::discovery::discover_homeserver;
 use ruma_common::api::{MatrixVersion, OutgoingRequest as _, SendAccessToken};
 
 #[test]

crates/ruma-client/src/client/builder.rs

@@ -1,6 +1,6 @@
 use std::sync::{Arc, Mutex};
 
-use ruma_client_api::discover::get_supported_versions;
+use ruma_client_api::discovery::get_supported_versions;
 use ruma_common::api::{MatrixVersion, SendAccessToken};
 
 use super::{Client, ClientData};