Content PR for RichText refactor (#13772)

* Fix examine system after formatted text refactor
Implement key bind markup tag

* Add font prototype definitions

* Update submodule.

---------

Co-authored-by: moonheart08 <moonheart08@users.noreply.github.com>

Content.Client/Guidebook/Richtext/KeyBindTag.cs

@@ -0,0 +1,25 @@
+using JetBrains.Annotations;
+using Robust.Client.Input;
+using Robust.Client.UserInterface.RichText;
+using Robust.Shared.Utility;
+
+namespace Content.Client.Guidebook.Richtext;
+
+[UsedImplicitly]
+public sealed class KeyBindTag : IMarkupTag
+{
+    [Dependency] private readonly IInputManager _inputManager = default!;
+
+    public string Name => "keybind";
+
+    public string TextBefore(MarkupNode node)
+    {
+        if (!node.Value.TryGetString(out var keyBindName))
+            return "";
+
+        if (!_inputManager.TryGetKeyBinding(keyBindName, out var binding))
+            return keyBindName;
+
+        return binding.GetKeyString();
+    }
+}