Make WayVR IPC independent of the built-in Wayland server

- Rename state -> wayland_state
- Move WayVR IPC server outside "wayvr" (wayland server) feature
- WayVR IPC server is now available without "wayvr" (wayland server) feature
- Remove run_compositor_at_start (run wayland server instantly)

Cargo.toml

@@ -17,7 +17,8 @@ members = [
   "wlx-overlay-s",
   "wlx-capture",
   "dash-frontend",
-  "wayvr-ipc", "wayvrctl",
+  "wayvr-ipc",
+  "wayvrctl",
 ]
 resolver = "3"