Rename RemoteProject -> DevServerProject (#11301)

Co-Authored-By: Mikayla <mikayla@zed.dev>

In a fit of ill-advisedness I called these things remote projects;
forgetting that remote project is also what we call collaboratively
shared projects.

Release Notes:

- N/A

---------

Co-authored-by: Mikayla <mikayla@zed.dev>
Co-authored-by: Bennet <bennetbo@gmx.de>

crates/collab/src/tests/randomized_test_helpers.rs

@@ -533,7 +533,7 @@ impl<T: RandomizedTest> TestPlan<T> {
                 deterministic.finish_waiting();
                 server.allow_connections();
 
-                for project in client.remote_projects().iter() {
+                for project in client.dev_server_projects().iter() {
                     project.read_with(&client_cx, |project, _| {
                         assert!(
                             project.is_disconnected(),