onboarding: Remove accept AI ToS from within Zed (#36612)

Users now accept ToS from Zed's website when they sign in to Zed the
first time. So it's no longer possible that a signed in account could
not have accepted the ToS.


Release Notes:

- N/A

---------

Co-authored-by: Mikayla Maki <mikayla.c.maki@gmail.com>

crates/agent_ui/src/message_editor.rs

@@ -378,18 +378,13 @@ impl MessageEditor {
     }
 
     fn send_to_model(&mut self, window: &mut Window, cx: &mut Context<Self>) {
-        let Some(ConfiguredModel { model, provider }) = self
+        let Some(ConfiguredModel { model, .. }) = self
             .thread
             .update(cx, |thread, cx| thread.get_or_init_configured_model(cx))
         else {
             return;
         };
 
-        if provider.must_accept_terms(cx) {
-            cx.notify();
-            return;
-        }
-
         let (user_message, user_message_creases) = self.editor.update(cx, |editor, cx| {
             let creases = extract_message_creases(editor, cx);
             let text = editor.text(cx);