When searching in visual mode switch to normal mode

This matches Neovim behaviour by setting the mode to `Normal` when using
search while in visual mode.

Co-authored-by: Conrad <conrad@zed.dev>

crates/gpui/src/keymap/matcher.rs

@@ -73,9 +73,7 @@ impl KeystrokeMatcher {
         if !found_actions.is_empty() {
             self.pending_keystrokes.clear();
             return KeyMatch::Some(found_actions);
-        }
-
-        if let Some(pending_key) = pending_key {
+        } else if let Some(pending_key) = pending_key {
             self.pending_keystrokes.push(pending_key);
             KeyMatch::Pending
         } else {