[connections] Enter on the keyboard now confirms connection name editing

[Felipe Borges <felipeborges src gnome org>]

commit 43f0bdc9c5c70979faae5daff1d2217c30fd3ff7
Author: Chris Heywood <15127-creywood users noreply gitlab gnome org>
Date:   Tue Nov 24 16:55:35 2020 +1100

    Enter on the keyboard now confirms connection name editing
    
    Closes #31

 src/ui/properties.ui | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/ui/properties.ui b/src/ui/properties.ui
index 99d7fc7..175ec75 100644
--- a/src/ui/properties.ui
+++ b/src/ui/properties.ui
@@ -64,6 +64,7 @@
                                 <object class="GtkEntry" id="connection_name_entry">
                                   <property name="visible">True</property>
                                   <property name="hexpand">True</property>
+                                  <signal name="activate" handler="on_connection_name_edit_toggled"/>
                                 </object>
                               </child>
                             </object>