context servers: Show configuration modal when extension is installed (#29309)

WIP

Release Notes:

- N/A

---------

Co-authored-by: Danilo Leal <67129314+danilo-leal@users.noreply.github.com>
Co-authored-by: Danilo Leal <daniloleal09@gmail.com>
Co-authored-by: Marshall Bowers <git@maxdeviant.com>
Co-authored-by: Cole Miller <m@cole-miller.net>
Co-authored-by: Antonio Scandurra <me@as-cii.com>
Co-authored-by: Oleksiy Syvokon <oleksiy.syvokon@gmail.com>

crates/project/src/lsp_store.rs

@@ -3791,13 +3791,11 @@ impl LspStore {
         evt: &extension::Event,
         cx: &mut Context<Self>,
     ) {
-        #[expect(
-            irrefutable_let_patterns,
-            reason = "Make sure to handle new event types in extension properly"
-        )]
-        let extension::Event::ExtensionsInstalledChanged = evt else {
-            return;
-        };
+        match evt {
+            extension::Event::ExtensionInstalled(_)
+            | extension::Event::ConfigureExtensionRequested(_) => return,
+            extension::Event::ExtensionsInstalledChanged => {}
+        }
         if self.as_local().is_none() {
             return;
         }