[gnome-notes] window-base: Use image button for new note button

[Isaque Galdino de Araujo <igaldino src gnome org>]

commit 249a96a96aa3ed0a8e04b0e66ed6bf9a0d615541
Author: Jonathan Kang <jonathankang gnome org>
Date:   Wed Feb 3 15:05:56 2021 +0800

    window-base: Use image button for new note button

 data/resources/bjb-window-base.ui | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
---
diff --git a/data/resources/bjb-window-base.ui b/data/resources/bjb-window-base.ui
index 5ec6c17..d174497 100644
--- a/data/resources/bjb-window-base.ui
+++ b/data/resources/bjb-window-base.ui
@@ -18,9 +18,14 @@
                 <child>
                   <object class="GtkButton" id="new_button">
                     <property name="visible">True</property>
-                    <property name="label" translatable="yes">_New</property>
                     <property name="use-underline">True</property>
                     <signal name="clicked" handler="on_new_note_clicked" swapped="yes"/>
+                    <child>
+                      <object class="GtkImage">
+                        <property name="visible">True</property>
+                        <property name="icon-name">list-add-symbolic</property>
+                      </object>
+                    </child>
                   </object>
                 </child>
                 <child type="title">