[gtk/gtk-3-24] Builder: Fix typos and unended sentence in docs

[Daniel Boles <dboles src gnome org>]

commit 914558f9719f43e137f7db33f0b31fe4138f2a8d
Author: Daniel Boles <dboles src gmail com>
Date:   Sun Oct 6 20:49:47 2019 +0100

    Builder: Fix typos and unended sentence in docs

 gtk/gtkbuilder.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkbuilder.c b/gtk/gtkbuilder.c
index 78be3d10c0..0054836de9 100644
--- a/gtk/gtkbuilder.c
+++ b/gtk/gtkbuilder.c
@@ -137,8 +137,8 @@
  * property value using the attributes
  * "bind-source" to specify the source object of the binding,
  * "bind-property" to specify the source property and optionally
- * "bind-flags" to specify the binding flags
- * Internally builder implement this using GBinding objects.
+ * "bind-flags" to specify the binding flags.
+ * Internally builder implements this using GBinding objects.
  * For more information see g_object_bind_property()
  *
  * Signal handlers are set up with the <signal> element. The “name”
@@ -157,7 +157,7 @@
  * been constructed by GTK+ as part of a composite widget, to set
  * properties on them or to add further children (e.g. the @vbox of
  * a #GtkDialog). This can be achieved by setting the “internal-child”
- * propery of the <child> element to a true value. Note that GtkBuilder
+ * property of the <child> element to a true value. Note that GtkBuilder
  * still requires an <object> element for the internal child, even if it
  * has already been constructed.
  *