[gtk/matthiasc/for-master: 2/2] docs: Escape some xml tags

[Matthias Clasen <matthiasc src gnome org>]

commit b6cd97be1e0f8eebb33ab60d31576992f916d0e3
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jun 4 08:06:18 2021 -0400

    docs: Escape some xml tags
    
    When mentioning xml tags in markdown, we must write
    them as `<foo>`, or they will come out mangled.

 docs/reference/gtk/migrating-3to4.md | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/docs/reference/gtk/migrating-3to4.md b/docs/reference/gtk/migrating-3to4.md
index ad0f248c18..52b22fd847 100644
--- a/docs/reference/gtk/migrating-3to4.md
+++ b/docs/reference/gtk/migrating-3to4.md
@@ -740,7 +740,7 @@ The abstract base class `GtkBin` for single-child containers has been
 removed. The former subclasses are now derived directly from `GtkWidget`,
 and have a "child" property for their child widget. To add a child, use
 the setter for the "child" property (e.g. [method@Gtk.Frame.set_child]) instead
-of `gtk_container_add()`. Adding a child in a ui file with <child> still works.
+of `gtk_container_add()`. Adding a child in a ui file with `<child>` still works.
 
 The affected classes are:
 
@@ -766,7 +766,7 @@ expand flags) and [vfunc@Gtk.Widget.get_request_mode] (if you want your
 container to support height-for-width).
 
 You may also want to implement the [iface@Gtk.Buildable] interface, to support
-adding children with <child> in ui files.
+adding children with `<child>` in ui files.
 
 ### Adapt to GtkContainer removal
 
@@ -777,7 +777,7 @@ and have class-specific add() and remove() functions.
 The most noticeable change is the use of [method Gtk Box.append] or [method Gtk Box.prepend]
 instead of `gtk_container_add()` for adding children to `GtkBox`, and the change
 to use container-specific remove functions, such as [method@Gtk.Stack.remove] instead
-of `gtk_container_remove()`. Adding a child in a ui file with <child> still works.
+of `gtk_container_remove()`. Adding a child in a ui file with `<child>` still works.
 
 The affected classes are: