keymap: Fix windows keys for open and open files actions (#44406)

Closes https://github.com/zed-industries/zed/issues/44040
Closes https://github.com/zed-industries/zed/issues/44044
 
Release Notes:

- Fixed incorrect keybindings for `open folder` and `open files` actions
on windows' default keymap

assets/keymaps/default-windows.json

@@ -24,7 +24,8 @@
       "ctrl-alt-enter": ["picker::ConfirmInput", { "secondary": true }],
       "ctrl-shift-w": "workspace::CloseWindow",
       "shift-escape": "workspace::ToggleZoom",
-      "ctrl-o": "workspace::Open",
+      "ctrl-o": "workspace::OpenFiles",
+      "ctrl-k ctrl-o": "workspace::Open",
       "ctrl-=": ["zed::IncreaseBufferFontSize", { "persist": false }],
       "ctrl-shift-=": ["zed::IncreaseBufferFontSize", { "persist": false }],
       "ctrl--": ["zed::DecreaseBufferFontSize", { "persist": false }],
@@ -1128,6 +1129,8 @@
       "ctrl-e": ["terminal::SendKeystroke", "ctrl-e"],
       "ctrl-o": ["terminal::SendKeystroke", "ctrl-o"],
       "ctrl-w": ["terminal::SendKeystroke", "ctrl-w"],
+      "ctrl-q": ["terminal::SendKeystroke", "ctrl-q"],
+      "ctrl-r": ["terminal::SendKeystroke", "ctrl-r"],
       "ctrl-backspace": ["terminal::SendKeystroke", "ctrl-w"],
       "ctrl-shift-a": "editor::SelectAll",
       "ctrl-shift-f": "buffer_search::Deploy",