vim: Add support for temporary normal mode (ctrl-o) within insert mode (#19454)

Support has been added for the ctrl-o command within insert mode. Ctrl-o
is used to partially enter normal mode for 1 motion to then return back
into insert mode.

Release Notes:

- vim: Added support for `ctrl-o` in insert mode to enter temporary
normal mode

---------

Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>

crates/vim/src/normal/repeat.rs

@@ -3,6 +3,7 @@ use std::{cell::RefCell, rc::Rc};
 use crate::{
     insert::NormalBefore,
     motion::Motion,
+    normal::InsertBefore,
     state::{Mode, Operator, RecordedSelection, ReplayableAction, VimGlobals},
     Vim,
 };
@@ -308,6 +309,11 @@ impl Vim {
 
         actions.push(ReplayableAction::Action(EndRepeat.boxed_clone()));
 
+        if self.temp_mode {
+            self.temp_mode = false;
+            actions.push(ReplayableAction::Action(InsertBefore.boxed_clone()));
+        }
+
         let globals = Vim::globals(cx);
         globals.dot_replaying = true;
         let mut replayer = globals.replayer.get_or_insert_with(Replayer::new).clone();