[gnome-control-center] Add a label to the master mic switch

[Robert Ancell <rancell src gnome org>]

commit 6f887237fd701529638558621d5754b04c7621fc
Author: Lukáš Tyrychtr <lukastyrychtr gmail com>
Date:   Mon May 9 13:14:51 2022 +0200

    Add a label to the master mic switch

 panels/microphone/cc-microphone-panel.ui | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/panels/microphone/cc-microphone-panel.ui b/panels/microphone/cc-microphone-panel.ui
index 7695a097f..96695f191 100644
--- a/panels/microphone/cc-microphone-panel.ui
+++ b/panels/microphone/cc-microphone-panel.ui
@@ -5,6 +5,9 @@
     <child type="titlebar-end">
       <object class="GtkSwitch" id="main_switch">
         <property name="valign">center</property>
+        <accessibility>
+          <property name="label" translatable="yes">Enable</property>
+        </accessibility>
       </object>
     </child>